TDMS Study 05156-05 Pathology Tables
NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 CORE STUDY Facility: Battelle Northwest Chemical CAS #: 10026-24-1 Lock Date: 07/15/94 Cage Range: All Reasons For Removal: All Removal Date Range: All Treatment Groups: Include All Page 1 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 _____________________________________________________________________________________________________________________ | 7| 6| 7| 7| 7| 7| 5| 7| 7| 6| 7| 7| 7| 6| 7| 5| 7| 6| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 0| 7| 3| 0| 3| 3| 7| 3| 3| 6| 3| 3| 3| 1| 3| 8| 3| 0| 3| 3| 2| 2| 3| 3| 3| | 5| 9| 5| 9| 6| 6| 2| 5| 7| 6| 7| 6| 6| 0| 5| 2| 7| 2| 6| 7| 7| 1| 3| 7| 5| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| CONTROL | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + A A + +| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + A + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + A A + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + A + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + A A + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + A + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 1 1 1 | Basophilic Focus | X X X X X X X X X X X X X X X X X X| Clear Cell Focus | X X X X| Degeneration, Fatty | 2 2 4 | Eosinophilic Focus | X | Hepatodiaphragmatic Nodule | X X | Mixed Cell Focus | X X X X X X X | Thrombosis | | Bile Duct, Hyperplasia | 2 1 2 1 | Centrilobular, Necrosis | 1 1 | __________________________________________________________________________| Mesentery | + + + + | Fat, Necrosis | 3 2 2 2 | __________________________________________________________________________| Oral Mucosa | + | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + A + +| Atrophy | 2 1 1 1 1 3 1 2 2 2 2 2 1 2| __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 2 2 | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Necrosis | 2 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + A + +| Mineralization | | Necrosis | 2 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 1 1 2 1 1 1 1 1 2 1 1 2 1 1| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 2 1 1 1 2 1 2 2 1 2 2 1 1| Hypertrophy | 2 1 2 | Necrosis | | Vacuolization Cytoplasmic | 3 2 1 2 3 2| __________________________________________________________________________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 1 2 1 3 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + A + +| _____________________________________________________________________________________________________________________| Page 2 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 _____________________________________________________________________________________________________________________ | 7| 6| 7| 7| 7| 7| 5| 7| 7| 6| 7| 7| 7| 6| 7| 5| 7| 6| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 0| 7| 3| 0| 3| 3| 7| 3| 3| 6| 3| 3| 3| 1| 3| 8| 3| 0| 3| 3| 2| 2| 3| 3| 3| | 5| 9| 5| 9| 6| 6| 2| 5| 7| 6| 7| 6| 6| 0| 5| 2| 7| 2| 6| 7| 7| 1| 3| 7| 5| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| CONTROL | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Hyperplasia | 1 3 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + A + +| C-Cell, Hyperplasia | 1 3 1 3 3 2 2 1 1 3 1 2 1 3 1 1 1 2| Follicular Cell, Hyperplasia | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Peritoneum | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | | Inflammation, Chronic Active | 2 | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 4 | __________________________________________________________________________| Lymph Node | + + | __________________________________________________________________________| Lymph Node, Bronchial | + M M + + + + + + + + M M M M M + + + + + + M + M| __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + M + + + + + + M + + + +| __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + A + +| __________________________________________________________________________| Lymph Node, Mediastinal | + + + + + + + + + + + + + + + + + M + + + M + M M| Hemorrhage | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + A + +| Accessory Spleen | | Hematopoietic Cell Proliferation | 2 2 | Hemorrhage | | __________________________________________________________________________| Thymus | + + + + + + + + + + + + + + + + + M + + + M M + M| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperostosis | 3 | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | | _____________________________________________________________________________________________________________________| Page 3 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 _____________________________________________________________________________________________________________________ | 7| 6| 7| 7| 7| 7| 5| 7| 7| 6| 7| 7| 7| 6| 7| 5| 7| 6| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 0| 7| 3| 0| 3| 3| 7| 3| 3| 6| 3| 3| 3| 1| 3| 8| 3| 0| 3| 3| 2| 2| 3| 3| 3| | 5| 9| 5| 9| 6| 6| 2| 5| 7| 6| 7| 6| 6| 0| 5| 2| 7| 2| 6| 7| 7| 1| 3| 7| 5| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| CONTROL | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| Epiglottis, Metaplasia, Squamous | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Alveolar Epithelium, Hyperplasia | 1 2 1 1 4 1 1 | Alveolar Epithelium, Metaplasia | 1 | Alveolus, Inflammation, Granulomatous| 1 1 1 1 1 | Interstitium, Fibrosis | 1 1 1 1 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Suppurative | 2 1 2 | Thrombosis | 3 2 | Lateral Wall, Hyperplasia | 1 | Lateral Wall, Metaplasia, Squamous | | Olfactory Epithelium, Atrophy | 3 1 1 1 | Olfactory Epithelium, Metaplasia | 3 1 | Respiratory Epithelium, Hyperplasia, | | Focal | 2 | Respiratory Epithelium, Metaplasia, | | Squamous | 3 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | | Cataract | | Retina, Atrophy | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Infarct | 2 | Nephropathy | 2 2 2 2 2 1 1 2 3 1 2 2 1 2 2 2 2 3 2 3 3 3 2 2| __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + A + +| _____________________________________________________________________________________________________________________| Page 4 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 __________________________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 6| 7| 7| 7| 5| 7| 7| 7| 7| 7| 3| 7| 5| | DAY ON TEST | 3| 3| 1| 3| 3| 9| 3| 3| 3| 3| 3| 3| 9| 3| 3| 2| 8| 0| 3| 3| 3| 3| 8| 3| 6| | | 2| 5| 9| 6| 6| 2| 6| 7| 5| 6| 8| 6| 4| 6| 5| 7| 2| 9| 3| 5| 6| 7| 5| 5| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| A | CONTROL | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + A + + + + + + + + +| 47 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 1 1 2| 6 1.2| Basophilic Focus | X X X X X X X X X X X X X X X X X X X X X| 39 | Clear Cell Focus | X X X | 7 | Degeneration, Fatty | 4 1 3 1 2 | 8 2.4| Eosinophilic Focus | X X X | 4 | Hepatodiaphragmatic Nodule | X X X X | 6 | Mixed Cell Focus | X X X X | 11 | Thrombosis | 2 | 1 2.0| Bile Duct, Hyperplasia | 1 | 5 1.4| Centrilobular, Necrosis | 1 2 1 | 5 1.2| __________________________________________________________________________|____________| Mesentery | + | 5 | Fat, Necrosis | 3 | 5 2.4| __________________________________________________________________________|____________| Oral Mucosa | | 1 | __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Atrophy | 1 1 2 3 2 2 1 4 | 22 1.8| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 2 | 3 2.0| __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Necrosis | 1 3 | 3 2.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Mineralization | 1 | 1 1.0| Necrosis | 2 1 1 | 4 1.5| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cardiomyopathy | 2 2 1 2 1 2 1 1 1 2 1 2 1 1 1| 29 1.3| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + + + + + + A + + + + + + + + +| 49 | Hyperplasia | 2 2 2 2 2 2 2 | 21 1.7| Hypertrophy | 1 2 | 5 1.6| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 5 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 __________________________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 6| 7| 7| 7| 5| 7| 7| 7| 7| 7| 3| 7| 5| | DAY ON TEST | 3| 3| 1| 3| 3| 9| 3| 3| 3| 3| 3| 3| 9| 3| 3| 2| 8| 0| 3| 3| 3| 3| 8| 3| 6| | | 2| 5| 9| 6| 6| 2| 6| 7| 5| 6| 8| 6| 4| 6| 5| 7| 2| 9| 3| 5| 6| 7| 5| 5| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| A | CONTROL | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ ENDOCRINE SYSTEM - cont | | | | | | Necrosis | 2 | 1 2.0| Vacuolization Cytoplasmic | 2 1 2 2 2 | 11 2.0| __________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + M + + + + + A + + + + + + + + +| 48 | Hyperplasia | 1 2 1 | 8 1.6| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Pars Distalis, Hyperplasia | 2 2 | 5 2.0| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | C-Cell, Hyperplasia | 1 1 1 1 1 1 2 1 1 1 1 2 1 2 2 2 1 1 2| 37 1.5| Follicular Cell, Hyperplasia | 1 1 | 2 1.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Peritoneum | + | 1 | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 3 2 | 2 2.5| Inflammation, Chronic Active | 2 | 2 2.0| __________________________________________________________________________|____________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cyst | 2 3 3 2 3 | 5 2.6| __________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + A + + + + + + + + +| 49 | Atrophy | 2 | 2 3.0| __________________________________________________________________________|____________| Lymph Node | | 2 | __________________________________________________________________________|____________| Lymph Node, Bronchial | M + M + + + + + M + + + M M + + + M M M + + M M M| 30 | __________________________________________________________________________|____________| Lymph Node, Mandibular | + + M + + + + + + + + + + + + + M M + + + + M + +| 44 | __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Lymph Node, Mediastinal | + M + + + + + M + + + + + + + + + + + + + + + M +| 43 | Hemorrhage | 2 | 1 2.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Accessory Spleen | X | 1 | Hematopoietic Cell Proliferation | 3 | 3 2.3| Hemorrhage | 2 2 | 2 2.0| __________________________________________________________________________|____________| Thymus | + M + + + + M + + + + + + + + + + + M + + M + + +| 42 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 6 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 __________________________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 6| 7| 7| 7| 5| 7| 7| 7| 7| 7| 3| 7| 5| | DAY ON TEST | 3| 3| 1| 3| 3| 9| 3| 3| 3| 3| 3| 3| 9| 3| 3| 2| 8| 0| 3| 3| 3| 3| 8| 3| 6| | | 2| 5| 9| 6| 6| 2| 6| 7| 5| 6| 8| 6| 4| 6| 5| 7| 2| 9| 3| 5| 6| 7| 5| 5| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| A | CONTROL | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ INTEGUMENTARY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperostosis | 2 2 2 | 4 2.3| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemorrhage | 2 3 | 2 2.5| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Epiglottis, Metaplasia, Squamous | 1 | 1 1.0| __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Alveolar Epithelium, Hyperplasia | 2 1 2 1 1 1 1 1 | 15 1.4| Alveolar Epithelium, Metaplasia | 1 | 2 1.0| Alveolus, Inflammation, Granulomatous| 1 1 1 1 | 9 1.0| Interstitium, Fibrosis | 1 1 1 | 7 1.0| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Suppurative | 2 1 1| 6 1.5| Thrombosis | 4 3 | 4 3.0| Lateral Wall, Hyperplasia | | 1 1.0| Lateral Wall, Metaplasia, Squamous | 1 | 1 1.0| Olfactory Epithelium, Atrophy | 1 | 5 1.4| Olfactory Epithelium, Metaplasia | | 2 2.0| Respiratory Epithelium, Hyperplasia, | | | Focal | | 1 2.0| Respiratory Epithelium, Metaplasia, | | | Squamous | 2 | 2 2.5| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | + | 1 | Cataract | 4 | 1 4.0| Retina, Atrophy | 4 | 1 4.0| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + A + + + + + + + + +| 49 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 7 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 __________________________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 6| 7| 7| 7| 5| 7| 7| 7| 7| 7| 3| 7| 5| | DAY ON TEST | 3| 3| 1| 3| 3| 9| 3| 3| 3| 3| 3| 3| 9| 3| 3| 2| 8| 0| 3| 3| 3| 3| 8| 3| 6| | | 2| 5| 9| 6| 6| 2| 6| 7| 5| 6| 8| 6| 4| 6| 5| 7| 2| 9| 3| 5| 6| 7| 5| 5| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| A | CONTROL | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ URINARY SYSTEM - cont | | | | | | Infarct | | 1 2.0| Nephropathy | 2 3 2 1 2 1 2 2 2 3 1 2 2 3 2 2 1 1 3 1 2 2 2| 47 2.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 8 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 _____________________________________________________________________________________________________________________ | 7| 7| 6| 6| 7| 6| 6| 7| 7| 4| 5| 6| 6| 0| 6| 7| 7| 5| 7| 7| 7| 5| 7| 7| 7| DAY ON TEST | 3| 3| 1| 5| 3| 7| 1| 0| 3| 8| 8| 1| 9| 8| 7| 3| 3| 2| 1| 3| 3| 1| 0| 3| 3| | 1| 5| 0| 2| 7| 3| 0| 2| 6| 3| 5| 0| 4| 3| 0| 6| 7| 6| 4| 6| 7| 7| 9| 5| 5| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 0.3 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| MG/M3 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | A + + + + + + + + + + + + + + + + A + + + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + A + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | A + + + + + + + + + + + + + + + + A + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | A + + + + + + + + + + + + + + + + A + + + + + I| __________________________________________________________________________| Intestine Small, Jejunum | A + + + + + + + + + + + + + + + + A + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | A + + + + + + + + + + + + + + + + A + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 1 3 | Basophilic Focus | X X X X X X X X X X X X X X X| Clear Cell Focus | X | Degeneration, Fatty | 2 1 2 2 | Eosinophilic Focus | | Hepatodiaphragmatic Nodule | X X X X X | Inflammation, Chronic Active | 2 | Mixed Cell Focus | X X X X X | Necrosis | 2 | Regeneration | | Bile Duct, Hyperplasia | 1 2 1 2| Centrilobular, Necrosis | 1 1 | __________________________________________________________________________| Mesentery | + + + + | Artery, Inflammation, Chronic Active | | Fat, Necrosis | 2 2 2 2 | __________________________________________________________________________| Oral Mucosa | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 1 1 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 2 2 | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Basal Cell | | Necrosis | 3 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + +| Mineralization | | __________________________________________________________________________| Tooth | + | Developmental Malformation | | Inflammation, Chronic Active | 4 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 1 1 1 1 1 1 1 3 1 | Atrium, Thrombosis | 3 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 9 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 _____________________________________________________________________________________________________________________ | 7| 7| 6| 6| 7| 6| 6| 7| 7| 4| 5| 6| 6| 0| 6| 7| 7| 5| 7| 7| 7| 5| 7| 7| 7| DAY ON TEST | 3| 3| 1| 5| 3| 7| 1| 0| 3| 8| 8| 1| 9| 8| 7| 3| 3| 2| 1| 3| 3| 1| 0| 3| 3| | 1| 5| 0| 2| 7| 3| 0| 2| 6| 3| 5| 0| 4| 3| 0| 6| 7| 6| 4| 6| 7| 7| 9| 5| 5| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 0.3 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| MG/M3 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | Hyperplasia | 1 1 2 2 2 1 2 2 2 2| Hypertrophy | 1 | Vacuolization Cytoplasmic | 2 2 3 3 | __________________________________________________________________________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 3 2| __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Hyperplasia | 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + +| C-Cell, Hyperplasia | 2 2 1 1 1 1 1 2 1 1 2 1 1 3 2 1 3 1 2 2| _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + M + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | | Inflammation, Chronic Active | 3 2 3 2 | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | 2 | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + +| Cervix, Hypertrophy | 2 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node | + + | Renal, Hemorrhage | | __________________________________________________________________________| Lymph Node, Bronchial | M M + + + M + + + + + + + M + + M M + + M M M +| __________________________________________________________________________| Lymph Node, Mandibular | + M M + + + M + + + + + + M + + + + + + M + + +| __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | 3 | __________________________________________________________________________| Lymph Node, Mediastinal | + + + M + + + + M + + + + + + + + + + + + + M +| __________________________________________________________________________| Spleen | A + + + + + + + + + + + + + + + + + + + + + + +| Accessory Spleen | | Fibrosis | 2| Hematopoietic Cell Proliferation | | __________________________________________________________________________| Thymus | + + + + M + + + + + + + + + M + + + + + + + + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + +| Galactocele | 2 | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + +| Hyperkeratosis | | _____________________________________________________________________________________________________________________| Page 10 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 _____________________________________________________________________________________________________________________ | 7| 7| 6| 6| 7| 6| 6| 7| 7| 4| 5| 6| 6| 0| 6| 7| 7| 5| 7| 7| 7| 5| 7| 7| 7| DAY ON TEST | 3| 3| 1| 5| 3| 7| 1| 0| 3| 8| 8| 1| 9| 8| 7| 3| 3| 2| 1| 3| 3| 1| 0| 3| 3| | 1| 5| 0| 2| 7| 3| 0| 2| 6| 3| 5| 0| 4| 3| 0| 6| 7| 6| 4| 6| 7| 7| 9| 5| 5| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 0.3 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| MG/M3 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM - cont | | | | Inflammation, Chronic Active | 2 3 3 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + +| Hyperostosis | 3 | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + +| Epiglottis, Metaplasia, Squamous | 2 1 1 1 2 1 1 1 1 1 1 | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + +| Congestion, Chronic | 3 | Metaplasia, Squamous | 2 | Pigmentation, Hemosiderin | | Proteinosis | 1 1 2 1 1 1 2 1 1 1 1 1 1 1 1 | Alveolar Epithelium, Hyperplasia | 4 1 1 1 | Alveolar Epithelium, Metaplasia | 2 2 2 3 2 1 2 2 1 3 2 2 2 2 2 2 2 1 2 2 2 2 2| Alveolus, Inflammation, Granulomatous| 2 2 2 3 2 1 2 2 1 3 2 2 2 2 2 2 2 1 2 2 2 2 2| Interstitium, Fibrosis | 2 2 2 3 2 1 2 2 1 3 2 2 2 2 2 2 2 1 2 2 2 2 2| __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Suppurative | 3 2 1 1 2 | Thrombosis | 3 | Lateral Wall, Hyperplasia | 3 1 1 1 1| Lateral Wall, Metaplasia, Squamous | 3 | Nasolacrimal Duct, Metaplasia, | | Squamous | 4 | Olfactory Epithelium, Atrophy | 1 1 3 1 1 1 1 1 1 2 1 2 1| Olfactory Epithelium, Metaplasia | 2 1 | __________________________________________________________________________| Pleura | + | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | + | Cataract | 3 | Cornea, Edema | | Retina, Atrophy | 4 | __________________________________________________________________________| Zymbal's Gland | + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + +| Nephropathy | 2 2 2 1 2 2 1 2 2 1 2 1 2 2 1 3 2 1 2 2 3 2 2 2| __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 11 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 __________________________________________________________________________________________________________________________________ | 7| 4| 7| 7| 7| 6| 7| 7| 7| 7| 3| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7| 6| 7| 4| | DAY ON TEST | 3| 2| 3| 3| 3| 8| 3| 3| 2| 0| 6| 3| 3| 3| 2| 3| 2| 3| 3| 3| 3| 3| 7| 3| 9| | | 5| 0| 6| 7| 5| 7| 6| 6| 2| 9| 2| 5| 5| 6| 6| 5| 8| 7| 5| 6| 6| 6| 3| 5| 1| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| A | 0.3 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | MG/M3 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Large, Colon | + A + + + + + + + + A + + + + + + + + + + + + + +| 45 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + A + + + + + + + + + + + + + +| 47 | __________________________________________________________________________|____________| Intestine Large, Cecum | + A + + + + + + + + A + + + + + + + + + + + + + +| 45 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| 46 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + A + + + + + + + + A + + + + + + + + + + + + + +| 45 | __________________________________________________________________________|____________| Intestine Small, Ileum | + A + + + + + + + + A + + + + + + + + + + + + + +| 45 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Angiectasis | 2 1 | 4 1.8| Basophilic Focus | X X X X X X X X X X X X X X X X X X X X X X| 37 | Clear Cell Focus | X X X X X | 6 | Degeneration, Fatty | 3 2 2 1 2| 9 1.9| Eosinophilic Focus | X | 1 | Hepatodiaphragmatic Nodule | X | 6 | Inflammation, Chronic Active | | 1 2.0| Mixed Cell Focus | X X X X X X | 11 | Necrosis | | 1 2.0| Regeneration | 3| 1 3.0| Bile Duct, Hyperplasia | 2 1 | 6 1.5| Centrilobular, Necrosis | 1 2 1 1| 6 1.2| __________________________________________________________________________|____________| Mesentery | + + + + | 8 | Artery, Inflammation, Chronic Active | 3 | 1 3.0| Fat, Necrosis | 3 3 | 6 2.3| __________________________________________________________________________|____________| Oral Mucosa | + + | 2 | __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Atrophy | 1 4 2 1 2 2 1 1 1| 11 1.5| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Atrophy | 2 2 | 4 2.0| __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hyperplasia, Basal Cell | 3 | 1 3.0| Necrosis | 3 | 2 3.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Mineralization | 1 | 1 1.0| __________________________________________________________________________|____________| Tooth | + | 2 | Developmental Malformation | X | 1 | Inflammation, Chronic Active | | 1 4.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 12 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 __________________________________________________________________________________________________________________________________ | 7| 4| 7| 7| 7| 6| 7| 7| 7| 7| 3| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7| 6| 7| 4| | DAY ON TEST | 3| 2| 3| 3| 3| 8| 3| 3| 2| 0| 6| 3| 3| 3| 2| 3| 2| 3| 3| 3| 3| 3| 7| 3| 9| | | 5| 0| 6| 7| 5| 7| 6| 6| 2| 9| 2| 5| 5| 6| 6| 5| 8| 7| 5| 6| 6| 6| 3| 5| 1| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| A | 0.3 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | MG/M3 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ CARDIOVASCULAR SYSTEM - cont | | | | | | Cardiomyopathy | 2 2 1 1 1 2 1 1 1 1 1 1 1 1 1| 24 1.2| Atrium, Thrombosis | | 1 3.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hyperplasia | 1 2 2 2 2 2 2 3 2 2 2 | 21 1.9| Hypertrophy | 2 2 | 3 1.7| Vacuolization Cytoplasmic | 2 | 5 2.4| __________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hyperplasia | 2 1 3 3 | 7 2.3| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + + + M M + + + + + + + + + + + + +| 47 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Pars Distalis, Hyperplasia | 2 2 3 2| 5 2.2| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | C-Cell, Hyperplasia | 1 3 2 1 1 2 1 1 1 1 2 1 1 2 1 2 2 1 1 1 3 1| 42 1.5| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Hyperplasia | 2 | 1 2.0| Inflammation, Chronic Active | 3 1 | 6 2.3| __________________________________________________________________________|____________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Cyst | | 1 2.0| __________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Cervix, Hypertrophy | | 1 2.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Lymph Node | + | 3 | Renal, Hemorrhage | 2 | 1 2.0| __________________________________________________________________________|____________| Lymph Node, Bronchial | + + + + + + + M + + M + M + M + M M + M + + M M M| 30 | __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + M + + + + + M + + M + + + M +| 40 | __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hemorrhage | | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mediastinal | + + M M + + M + + + M + M + M + M M + + + + + + +| 38 | __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 13 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 __________________________________________________________________________________________________________________________________ | 7| 4| 7| 7| 7| 6| 7| 7| 7| 7| 3| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7| 6| 7| 4| | DAY ON TEST | 3| 2| 3| 3| 3| 8| 3| 3| 2| 0| 6| 3| 3| 3| 2| 3| 2| 3| 3| 3| 3| 3| 7| 3| 9| | | 5| 0| 6| 7| 5| 7| 6| 6| 2| 9| 2| 5| 5| 6| 6| 5| 8| 7| 5| 6| 6| 6| 3| 5| 1| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| A | 0.3 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | MG/M3 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | Accessory Spleen | X X | 2 | Fibrosis | 2 2 2 | 4 2.0| Hematopoietic Cell Proliferation | 4 4 | 2 4.0| __________________________________________________________________________|____________| Thymus | + + M + + + M + + + + + + + + + + + + + + + + + +| 45 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Galactocele | 3 | 2 2.5| __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hyperkeratosis | 3 | 1 3.0| Inflammation, Chronic Active | 3 | 4 2.8| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hyperostosis | 3 2 3 2 | 5 2.6| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Epiglottis, Metaplasia, Squamous | 1 1 1 1 1 1 1 1 1 1 1| 22 1.1| __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Congestion, Chronic | | 1 3.0| Metaplasia, Squamous | | 1 2.0| Pigmentation, Hemosiderin | 2 | 1 2.0| Proteinosis | 1 2 1 1 2 1 1 1 1 1 1 1 1 1 1 1 2 2 1 1 2| 36 1.2| Alveolar Epithelium, Hyperplasia | 1 1 2 | 7 1.6| Alveolar Epithelium, Metaplasia | 2 3 3 2 2 3 2 2 2 2 2 2 2 2 2 2 2 3 2 2 2 2 1 2| 47 2.0| Alveolus, Inflammation, Granulomatous| 2 3 3 2 2 3 2 2 2 2 2 2 2 2 2 2 2 3 2 2 2 2 1 2| 47 2.0| Interstitium, Fibrosis | 2 3 3 2 2 3 2 2 2 2 2 2 2 2 2 2 2 3 2 2 2 2 1 2| 47 2.0| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Inflammation, Suppurative | 2 1 1 2 2| 10 1.7| Thrombosis | 3 1 4| 4 2.8| Lateral Wall, Hyperplasia | 1 1 1 | 8 1.3| Lateral Wall, Metaplasia, Squamous | | 1 3.0| Nasolacrimal Duct, Metaplasia, | | | Squamous | | 1 4.0| Olfactory Epithelium, Atrophy | 1 1 1 1 1 1 1 1 1 1 2 1 1 1 1 1 | 29 1.2| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 14 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 __________________________________________________________________________________________________________________________________ | 7| 4| 7| 7| 7| 6| 7| 7| 7| 7| 3| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7| 6| 7| 4| | DAY ON TEST | 3| 2| 3| 3| 3| 8| 3| 3| 2| 0| 6| 3| 3| 3| 2| 3| 2| 3| 3| 3| 3| 3| 7| 3| 9| | | 5| 0| 6| 7| 5| 7| 6| 6| 2| 9| 2| 5| 5| 6| 6| 5| 8| 7| 5| 6| 6| 6| 3| 5| 1| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| A | 0.3 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | MG/M3 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | Olfactory Epithelium, Metaplasia | | 2 1.5| __________________________________________________________________________|____________| Pleura | | 1 | __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | + + + +| 5 | Cataract | 4 4 4 | 4 3.8| Cornea, Edema | 3| 1 3.0| Retina, Atrophy | 4 4 4 | 4 4.0| __________________________________________________________________________|____________| Zymbal's Gland | | 1 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Nephropathy | 2 2 2 2 1 2 1 2 2 1 2 2 2 2 2 3 2 3 2 2 2 3 2 1| 48 1.9| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 15 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 _____________________________________________________________________________________________________________________ | 7| 7| 6| 7| 7| 7| 6| 6| 7| 7| 7| 6| 7| 5| 7| 7| 7| 6| 5| 7| 7| 7| 6| 7| 3| DAY ON TEST | 3| 3| 9| 3| 3| 3| 3| 9| 3| 3| 3| 9| 3| 6| 3| 3| 3| 8| 9| 3| 2| 3| 5| 3| 5| | 7| 5| 5| 6| 6| 7| 2| 4| 7| 7| 5| 2| 6| 8| 6| 7| 5| 5| 6| 7| 2| 7| 9| 6| 5| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 1.0 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| MG/M3 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Suppurative | | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + A + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + A + A + +| Necrosis | | __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + A + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + A + A + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + A + A + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Basophilic Focus | X X X X X X X X X X X X X X X X X X X X X | Clear Cell Focus | X X X X | Cyst | | Degeneration, Fatty | 2 1 | Eosinophilic Focus | | Hepatodiaphragmatic Nodule | X X X X X| Mixed Cell Focus | X X X X X X X X X | Regeneration | 1 3| Bile Duct, Hyperplasia | 1 1 1 1 1| Centrilobular, Necrosis | 1 3 | __________________________________________________________________________| Mesentery | + + + + | Fat, Necrosis | 2 2 2 2 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 1 2 1 1 2 1 1 2 2 | Artery, Inflammation | 2| __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Squamous | | Necrosis | | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| Mineralization | | Necrosis | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | | Aorta, Inflammation, Chronic Active | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 1 1 1 1 1 1 2 1 1 1 2 1 2 1 1 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 1 2 1 2 2 2 2 2 2 1 2 1 1 | _____________________________________________________________________________________________________________________| Page 16 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 _____________________________________________________________________________________________________________________ | 7| 7| 6| 7| 7| 7| 6| 6| 7| 7| 7| 6| 7| 5| 7| 7| 7| 6| 5| 7| 7| 7| 6| 7| 3| DAY ON TEST | 3| 3| 9| 3| 3| 3| 3| 9| 3| 3| 3| 9| 3| 6| 3| 3| 3| 8| 9| 3| 2| 3| 5| 3| 5| | 7| 5| 5| 6| 6| 7| 2| 4| 7| 7| 5| 2| 6| 8| 6| 7| 5| 5| 6| 7| 2| 7| 9| 6| 5| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 1.0 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| MG/M3 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | Hypertrophy | 2 1 | Vacuolization Cytoplasmic | 1 2 2 2 2 2 2| __________________________________________________________________________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 2 3 1 3| __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Angiectasis | 4 3| Pars Distalis, Hyperplasia | 4 3 2 2 4 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| C-Cell, Hyperplasia | 3 3 1 2 2 2 2 2 2 1 2 1 1 1 1 2 1 2 1 1| _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | | Inflammation, Chronic Active | 2 | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | 2 1 3| __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Histiocytic | 4 | __________________________________________________________________________| Lymph Node | + | __________________________________________________________________________| Lymph Node, Bronchial | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node, Mediastinal | + M + + + + + + + M + + M + + + + + + + + + + + +| Infiltration Cellular, Plasma Cell | 2| __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis | 2 | Hematopoietic Cell Proliferation | 2 3 4| Hemorrhage | 3 | __________________________________________________________________________| Thymus | + + + + + + + + + + + + + + + + + + + + M + + + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Galactocele | 2 | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | 2 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | _____________________________________________________________________________________________________________________| Page 17 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 _____________________________________________________________________________________________________________________ | 7| 7| 6| 7| 7| 7| 6| 6| 7| 7| 7| 6| 7| 5| 7| 7| 7| 6| 5| 7| 7| 7| 6| 7| 3| DAY ON TEST | 3| 3| 9| 3| 3| 3| 3| 9| 3| 3| 3| 9| 3| 6| 3| 3| 3| 8| 9| 3| 2| 3| 5| 3| 5| | 7| 5| 5| 6| 6| 7| 2| 4| 7| 7| 5| 2| 6| 8| 6| 7| 5| 5| 6| 7| 2| 7| 9| 6| 5| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 1.0 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| MG/M3 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM - cont | | | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperostosis | 4 3 2| __________________________________________________________________________| Skeletal Muscle | +| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| Epiglottis, Metaplasia, Squamous | 1 1 1 1 1 1 1 1 2 1 1 2 2 1 2 1 1 2 1 1 | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | 4 | Metaplasia, Squamous | 1 4 2 | Proteinosis | 3 4 2 1 3 2 4 2 2 2 2 2 3 3 2 3 3 1 3 4 3 4 3 2| Alveolar Epithelium, Hyperplasia, | | Atypical | 4 4 | Alveolar Epithelium, Hyperplasia | 2 1 2 2 1 3 1 | Alveolar Epithelium, Metaplasia | 4 4 3 3 4 4 4 4 3 3 3 3 4 4 4 4 3 3 3 3 4 4 4 4 2| Alveolus, Inflammation, Granulomatous| 3 4 3 3 4 4 4 4 3 3 3 3 4 4 4 4 3 3 3 3 4 4 4 4 3| Interstitium, Fibrosis | 3 4 3 3 4 4 4 4 3 3 3 3 4 4 4 4 3 3 3 3 4 4 4 4 2| __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Suppurative | 2 1 | Thrombosis | 3 | Lateral Wall, Hyperplasia | 2 1 2 1 2 2 1 2 1 2 1 1 2| Lateral Wall, Metaplasia, Squamous | 2 | Olfactory Epithelium, Atrophy | 1 1 1 1 1 1 3 2 1 2 1 3 2 1 1 2 2 2 1 1 1 1 1 2| Olfactory Epithelium, Metaplasia | 3 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | + + | Cataract | 3 4 | Retina, Atrophy | 3 4 | __________________________________________________________________________| Zymbal's Gland | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Infarct | 3 | Nephropathy | 3 2 1 2 3 2 2 1 2 2 2 2 2 3 2 1 2 1 2 2 1 2 1| Renal Tubule, Hyperplasia | 1 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 18 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 __________________________________________________________________________________________________________________________________ | 6| 5| 7| 7| 5| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 6| 6| 7| 7| | DAY ON TEST | 0| 4| 2| 3| 2| 5| 3| 3| 3| 3| 2| 2| 3| 2| 2| 0| 3| 3| 3| 3| 1| 1| 0| 3| 3| | | 0| 1| 2| 6| 6| 2| 6| 6| 7| 2| 2| 9| 6| 3| 7| 9| 6| 6| 6| 7| 0| 9| 3| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| A | 1.0 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | MG/M3 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Suppurative | 3 | 1 3.0| __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + A + +| 48 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + A + +| 49 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + A + +| 47 | Necrosis | 3 | 1 3.0| __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + A + +| 48 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + A + +| 47 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + A + +| 47 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 2 | 1 2.0| Basophilic Focus | X X X X X X X X X X X X X X X X X X X X X X X X| 45 | Clear Cell Focus | X | 5 | Cyst | 2 | 1 2.0| Degeneration, Fatty | 2 2 4 3 2 3 | 8 2.4| Eosinophilic Focus | X | 1 | Hepatodiaphragmatic Nodule | X X X | 8 | Mixed Cell Focus | X X X X X X X X X | 18 | Regeneration | | 2 2.0| Bile Duct, Hyperplasia | 1 1 2 2 | 9 1.2| Centrilobular, Necrosis | 1 1 1 1 2 | 7 1.4| __________________________________________________________________________|____________| Mesentery | + + | 6 | Fat, Necrosis | 3 2 | 6 2.2| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 1 1 3 1 2 1 1 | 16 1.4| Artery, Inflammation | | 1 2.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 2 | 1 2.0| __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia, Squamous | 2 | 1 2.0| Necrosis | 3 | 1 3.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + A + +| 49 | Mineralization | 2 | 1 2.0| Necrosis | 1 | 1 1.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | + | 1 | Aorta, Inflammation, Chronic Active | 2 | 1 2.0| __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 19 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 __________________________________________________________________________________________________________________________________ | 6| 5| 7| 7| 5| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 6| 6| 7| 7| | DAY ON TEST | 0| 4| 2| 3| 2| 5| 3| 3| 3| 3| 2| 2| 3| 2| 2| 0| 3| 3| 3| 3| 1| 1| 0| 3| 3| | | 0| 1| 2| 6| 6| 2| 6| 6| 7| 2| 2| 9| 6| 3| 7| 9| 6| 6| 6| 7| 0| 9| 3| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| A | 1.0 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | MG/M3 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ CARDIOVASCULAR SYSTEM - cont | | | | | | Cardiomyopathy | 2 1 2 1 2 1 2 1 2 2 1 1 2 2 | 29 1.4| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 2 2 2 2 2 2 2 2 1 2 2 2| 25 1.8| Hypertrophy | 1 2 1 2 2 2 | 8 1.6| Vacuolization Cytoplasmic | 2 3 2 | 10 2.0| __________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 1 3 3 2 1 2 | 11 2.1| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + M + + + M + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Pars Distalis, Angiectasis | | 2 3.5| Pars Distalis, Hyperplasia | 2 2 2 | 8 2.6| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | C-Cell, Hyperplasia | 1 2 2 2 1 3 1 3 1 2 1 1 3 2 1 1 1 | 37 1.6| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + + + + + + + + + + + + + M + + + + + + + + M + +| 48 | Hyperplasia | 3 | 1 3.0| Inflammation, Chronic Active | 2 | 2 2.0| __________________________________________________________________________|____________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cyst | | 3 2.0| __________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia, Histiocytic | | 1 4.0| __________________________________________________________________________|____________| Lymph Node | + + | 3 | __________________________________________________________________________|____________| Lymph Node, Bronchial | + + + + + M + + M M + + M M M + M M + M M M + M M| 37 | __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + + + M + + + + + + + M + + + M| 47 | __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Lymph Node, Mediastinal | + + + + + + + + M + + + M + + + + + + + + + M M +| 43 | Infiltration Cellular, Plasma Cell | | 1 2.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrosis | 3 | 2 2.5| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 20 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 __________________________________________________________________________________________________________________________________ | 6| 5| 7| 7| 5| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 6| 6| 7| 7| | DAY ON TEST | 0| 4| 2| 3| 2| 5| 3| 3| 3| 3| 2| 2| 3| 2| 2| 0| 3| 3| 3| 3| 1| 1| 0| 3| 3| | | 0| 1| 2| 6| 6| 2| 6| 6| 7| 2| 2| 9| 6| 3| 7| 9| 6| 6| 6| 7| 0| 9| 3| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| A | 1.0 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | MG/M3 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | Hematopoietic Cell Proliferation | 3 | 4 3.0| Hemorrhage | 3 2 | 3 2.7| __________________________________________________________________________|____________| Thymus | + + + + + + M + + + + + + + + M M + + + + M + + +| 45 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Galactocele | | 1 2.0| __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic Active | 2 3 | 3 2.3| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperostosis | 1 2 | 5 2.4| __________________________________________________________________________|____________| Skeletal Muscle | | 1 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Epiglottis, Metaplasia, Squamous | 2 2 3 1 1 1 1 1 2 2 2 1 3 1 2 1 1 1 1| 39 1.4| __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cyst | | 1 4.0| Metaplasia, Squamous | 2 3 2 2 2| 8 2.3| Proteinosis | 3 2 2 3 1 2 3 3 4 3 3 3 4 4 4 3 3 3 3 3 3 2 2 3 4| 49 2.8| Alveolar Epithelium, Hyperplasia, | | | Atypical | 3 | 3 3.7| Alveolar Epithelium, Hyperplasia | 3 2 1 2 3 3 1 2 2 1 1 1 2| 20 1.8| Alveolar Epithelium, Metaplasia | 3 3 3 3 4 3 4 4 4 4 4 4 4 4 4 4 4 4 4 3 4 3 3 4 4| 50 3.6| Alveolus, Inflammation, Granulomatous| 3 3 3 3 4 3 4 4 4 4 4 4 4 4 4 4 4 4 4 3 4 3 3 4 4| 50 3.6| Interstitium, Fibrosis | 3 3 3 3 4 3 4 4 4 4 4 4 4 4 4 4 4 4 4 3 4 3 3 4 4| 50 3.6| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Suppurative | | 2 1.5| Thrombosis | 2 1 | 3 2.0| Lateral Wall, Hyperplasia | 1 1 1 1 2 1 1 2 1 2 2 1 1| 26 1.4| Lateral Wall, Metaplasia, Squamous | 1 1 1 | 4 1.3| Olfactory Epithelium, Atrophy | 2 3 2 1 1 2 3 2 1 1 3 1 2 2 1 1 1 2 1 2 2 1| 46 1.6| Olfactory Epithelium, Metaplasia | 1 1 | 3 1.7| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 21 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 __________________________________________________________________________________________________________________________________ | 6| 5| 7| 7| 5| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 6| 6| 7| 7| | DAY ON TEST | 0| 4| 2| 3| 2| 5| 3| 3| 3| 3| 2| 2| 3| 2| 2| 0| 3| 3| 3| 3| 1| 1| 0| 3| 3| | | 0| 1| 2| 6| 6| 2| 6| 6| 7| 2| 2| 9| 6| 3| 7| 9| 6| 6| 6| 7| 0| 9| 3| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| A | 1.0 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | MG/M3 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | + | 3 | Cataract | 3 | 3 3.3| Retina, Atrophy | 4 | 3 3.7| __________________________________________________________________________|____________| Zymbal's Gland | + | 1 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Infarct | 3 | 2 3.0| Nephropathy | 1 2 2 2 1 3 2 2 4 2 2 2 2 2 1 1 2 2 2 2 3 1| 45 1.9| Renal Tubule, Hyperplasia | | 1 1.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 22 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 _____________________________________________________________________________________________________________________ | 5| 7| 7| 6| 7| 7| 6| 6| 6| 7| 6| 7| 7| 7| 7| 7| 6| 7| 7| 7| 6| 7| 7| 7| 7| DAY ON TEST | 8| 3| 3| 9| 3| 3| 5| 8| 9| 0| 7| 3| 3| 3| 3| 3| 4| 3| 3| 3| 1| 3| 3| 3| 3| | 5| 6| 6| 2| 6| 6| 0| 6| 3| 9| 9| 5| 7| 7| 6| 5| 2| 5| 5| 6| 1| 7| 6| 6| 6| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 3.0 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| MG/M3 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | A + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | A + + + + + + + + + + + + + + + A + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | A + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | A + + + + + + + + + + + + + + + A + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | A + + + + + + + + + + + + + + + A + + + + + + + +| __________________________________________________________________________| Liver | A + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 2 2 | Basophilic Focus | X X X X X X X X X X X X X X X X X X X X X X| Clear Cell Focus | X X X X X X X | Degeneration, Fatty | 3 | Eosinophilic Focus | X | Hepatodiaphragmatic Nodule | X X X| Mixed Cell Focus | X X X X X X X X| Bile Duct, Hyperplasia | 1 1 | Centrilobular, Necrosis | 1 3 | __________________________________________________________________________| Mesentery | + + + + + + | Inflammation, Chronic Active | | Fat, Necrosis | 2 2 2 2 2 2 | __________________________________________________________________________| Pancreas | A + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 1 1 1 2 1 3 1 1 | Basophilic Focus | | Hyperplasia | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Necrosis | 3 | __________________________________________________________________________| Stomach, Glandular | A + + + + + + + + + + + + + + + + + + + + + + + +| Mineralization | | __________________________________________________________________________| Tooth | + | Inflammation, Chronic Active | 4 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 1 1 2 1 1 2 1 1 1 2 1 1 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Cortex | A + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 1 2 2 2 3 2 1 2 2 2 2 2 2 2 | Hypertrophy | 1 1 1 2 | Vacuolization Cytoplasmic | 2 3 2 2 2 4 | __________________________________________________________________________| Adrenal Medulla | A + + + + + + + + + + + + + + + + + + + + M + + +| Hyperplasia | 2 1 2 1 2 2 | __________________________________________________________________________| Islets, Pancreatic | A + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 23 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 _____________________________________________________________________________________________________________________ | 5| 7| 7| 6| 7| 7| 6| 6| 6| 7| 6| 7| 7| 7| 7| 7| 6| 7| 7| 7| 6| 7| 7| 7| 7| DAY ON TEST | 8| 3| 3| 9| 3| 3| 5| 8| 9| 0| 7| 3| 3| 3| 3| 3| 4| 3| 3| 3| 1| 3| 3| 3| 3| | 5| 6| 6| 2| 6| 6| 0| 6| 3| 9| 9| 5| 7| 7| 6| 5| 2| 5| 5| 6| 1| 7| 6| 6| 6| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 3.0 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| MG/M3 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | __________________________________________________________________________| Parathyroid Gland | A + + + + + + + + + + + + + + + M + + + + + + + +| __________________________________________________________________________| Pituitary Gland | A + + + + + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Cyst | | Pars Distalis, Hyperplasia | 3 2 3 | __________________________________________________________________________| Thyroid Gland | A + + + + + + + + + + + + + + + A + + + + + + + +| C-Cell, Hyperplasia | 1 1 1 2 1 1 1 1 2 1 1 2 1 2 3 1 2| Follicular Cell, Hyperplasia | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + + + M + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 3 | Inflammation, Chronic Active | 3 1 2 | __________________________________________________________________________| Ovary | A + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| Hydrometra | 2 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | | Hyperplasia, Histiocytic | | __________________________________________________________________________| Lymph Node | | __________________________________________________________________________| Lymph Node, Bronchial | + M + + + + + + M + + M + M + M M + + + + M + + +| __________________________________________________________________________| Lymph Node, Mandibular | + M + + + + + + + + + + + M + + + + M M + + + + +| Infiltration Cellular, Plasma Cell | | __________________________________________________________________________| Lymph Node, Mesenteric | A + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | 1 | Infiltration Cellular, Eosinophil | 3 | __________________________________________________________________________| Lymph Node, Mediastinal | + + + + + + + + M + + M M + + M + + + + + + + + +| Hemorrhage | | Infiltration Cellular, Plasma Cell | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | 3 2 | Hemorrhage | 4 | Hyperplasia, Focal | | Necrosis | 2 | Thrombosis | 4 | __________________________________________________________________________| Thymus | A M + + + + + + + + + + M + + M + + + + + + + + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Galactocele | 3 | _____________________________________________________________________________________________________________________| Page 24 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 _____________________________________________________________________________________________________________________ | 5| 7| 7| 6| 7| 7| 6| 6| 6| 7| 6| 7| 7| 7| 7| 7| 6| 7| 7| 7| 6| 7| 7| 7| 7| DAY ON TEST | 8| 3| 3| 9| 3| 3| 5| 8| 9| 0| 7| 3| 3| 3| 3| 3| 4| 3| 3| 3| 1| 3| 3| 3| 3| | 5| 6| 6| 2| 6| 6| 0| 6| 3| 9| 9| 5| 7| 7| 6| 5| 2| 5| 5| 6| 1| 7| 6| 6| 6| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 3.0 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| MG/M3 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM - cont | | | | Inflammation, Chronic Active | | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 3 | Inflammation, Chronic Active | 2 3 3 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperostosis | 4 | __________________________________________________________________________| Skeletal Muscle | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Gliosis | 2 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| Epiglottis, Metaplasia, Squamous | 3 2 3 2 3 3 3 4 3 3 3 3 2 2 3 1 3 2 2 3 3 2 3 3 3| __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Metaplasia, Osseous | 1 | Metaplasia, Squamous | | Proteinosis | 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 3 4| Alveolar Epithelium, Hyperplasia, | | Atypical | 4 3 | Alveolar Epithelium, Hyperplasia | 1 2 1 1 4 1 1 1 3 1 2 4 1 1| Alveolar Epithelium, Metaplasia | 3 4 4 4 4 4 4 3 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4| Alveolus, Inflammation, Granulomatous| 3 4 4 4 4 4 4 3 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4| Interstitium, Fibrosis | 3 4 4 4 4 4 4 3 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4| Perivascular, Inflammation, Chronic | | Active | | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Suppurative | 2 | Thrombosis | | Lateral Wall, Hyperplasia | 2 2 2 1 1 2 1 1 2 2 2 2 2 2 1 1 2 1 | Lateral Wall, Metaplasia, Squamous | 1 2 2 1 1 | Olfactory Epithelium, Atrophy | 2 3 3 3 3 3 4 1 1 3 4 3 3 2 3 3 3 3 3 3 3 3 3| Olfactory Epithelium, Metaplasia | 1 3 3 2 2 2 3 3 2 2 1 3 3 2 2 2 3 1 2 1| __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | + + | Cataract | 3 | Retina, Atrophy | 3 | __________________________________________________________________________| Lacrimal Gland | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | _____________________________________________________________________________________________________________________| Page 25 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 _____________________________________________________________________________________________________________________ | 5| 7| 7| 6| 7| 7| 6| 6| 6| 7| 6| 7| 7| 7| 7| 7| 6| 7| 7| 7| 6| 7| 7| 7| 7| DAY ON TEST | 8| 3| 3| 9| 3| 3| 5| 8| 9| 0| 7| 3| 3| 3| 3| 3| 4| 3| 3| 3| 1| 3| 3| 3| 3| | 5| 6| 6| 2| 6| 6| 0| 6| 3| 9| 9| 5| 7| 7| 6| 5| 2| 5| 5| 6| 1| 7| 6| 6| 6| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 3.0 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| MG/M3 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | | | __________________________________________________________________________| Kidney | A + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Stromal | | Infarct | | Nephropathy | 1 1 1 2 3 2 1 2 1 2 2 3 2 2 2 1 2 2 2 2 2 3 2 2| __________________________________________________________________________| Urinary Bladder | A + + + + + + + M + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 26 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 __________________________________________________________________________________________________________________________________ | 6| 7| 7| 7| 3| 7| 7| 6| 7| 7| 6| 7| 7| 7| 7| 7| 4| 0| 6| 7| 7| 6| 7| 6| 7| | DAY ON TEST | 5| 3| 3| 2| 8| 3| 3| 7| 3| 3| 3| 3| 3| 0| 3| 3| 7| 0| 8| 3| 3| 6| 3| 1| 3| | | 2| 7| 5| 2| 6| 6| 6| 3| 7| 5| 2| 7| 5| 9| 7| 7| 0| 6| 0| 6| 6| 3| 7| 0| 6| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| A | 3.0 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | MG/M3 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + A + + + + + + +| 48 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + A + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + A + + + + + + +| 47 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + A + + + + + + +| 48 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + A + + + + + + +| 47 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + A + + + + + + +| 47 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Angiectasis | | 2 2.0| Basophilic Focus | X X X X X X X X X X X X X X X X X X X| 41 | Clear Cell Focus | X X X X| 11 | Degeneration, Fatty | 2 | 2 2.5| Eosinophilic Focus | X | 2 | Hepatodiaphragmatic Nodule | X | 4 | Mixed Cell Focus | X X X X X X X | 15 | Bile Duct, Hyperplasia | 2 1 1 1 2 | 7 1.3| Centrilobular, Necrosis | 1 1 1 | 5 1.4| __________________________________________________________________________|____________| Mesentery | + + + + + + + | 13 | Inflammation, Chronic Active | 2 | 1 2.0| Fat, Necrosis | 2 3 2 2 2 2 | 12 2.1| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + A + + + + + + +| 48 | Atrophy | 2 1 1 1 2 1 3 2 | 16 1.5| Basophilic Focus | X X X | 3 | Hyperplasia | 3 | 1 3.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Necrosis | | 1 3.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + A + + + + + + +| 48 | Mineralization | 1 | 1 1.0| __________________________________________________________________________|____________| Tooth | | 1 | Inflammation, Chronic Active | | 1 4.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cardiomyopathy | 2 1 1 2 1 1 1 1 2 1 1| 23 1.3| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hyperplasia | 2 1 2 1 1 2 2 2 2 | 23 1.8| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 27 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 __________________________________________________________________________________________________________________________________ | 6| 7| 7| 7| 3| 7| 7| 6| 7| 7| 6| 7| 7| 7| 7| 7| 4| 0| 6| 7| 7| 6| 7| 6| 7| | DAY ON TEST | 5| 3| 3| 2| 8| 3| 3| 7| 3| 3| 3| 3| 3| 0| 3| 3| 7| 0| 8| 3| 3| 6| 3| 1| 3| | | 2| 7| 5| 2| 6| 6| 6| 3| 7| 5| 2| 7| 5| 9| 7| 7| 0| 6| 0| 6| 6| 3| 7| 0| 6| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| A | 3.0 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | MG/M3 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ ENDOCRINE SYSTEM - cont | | | | | | Hypertrophy | 2 1 2 2 2 | 9 1.6| Vacuolization Cytoplasmic | 2 2 4 3 2 2 | 12 2.5| __________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Hyperplasia | 2 3 2 3 2 2 2| 13 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + A + + + + + + +| 48 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + + + + + + + + + + M + + + + + + +| 47 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Pars Distalis, Cyst | 4 | 1 4.0| Pars Distalis, Hyperplasia | 2 3 | 5 2.6| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | C-Cell, Hyperplasia | 1 1 2 1 2 2 3 2 1 2 2 2 1 2 1 1 1 1 1 1 2| 38 1.5| Follicular Cell, Hyperplasia | 1 | 1 1.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hyperplasia | 1 | 2 2.0| Inflammation, Chronic Active | 4 4 2 | 6 2.7| __________________________________________________________________________|____________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + + + + + A + + + + + + +| 49 | Hydrometra | 2 | 2 2.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 2 | 1 2.0| Hyperplasia, Histiocytic | 3 | 1 3.0| __________________________________________________________________________|____________| Lymph Node | + + | 2 | __________________________________________________________________________|____________| Lymph Node, Bronchial | + + + + + M + + + + + + + M + + + M M + + M M + +| 37 | __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + + M + + + + + + + + + + + + +| 45 | Infiltration Cellular, Plasma Cell | 2 | 1 2.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + A + + + + + + +| 48 | Hemorrhage | | 1 1.0| Infiltration Cellular, Eosinophil | | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mediastinal | + + + + + + + + + + + + + M + + + + + + + + + + +| 45 | Hemorrhage | 2 | 1 2.0| Infiltration Cellular, Plasma Cell | 2 | 1 2.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + A + + + + + + +| 49 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 28 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 __________________________________________________________________________________________________________________________________ | 6| 7| 7| 7| 3| 7| 7| 6| 7| 7| 6| 7| 7| 7| 7| 7| 4| 0| 6| 7| 7| 6| 7| 6| 7| | DAY ON TEST | 5| 3| 3| 2| 8| 3| 3| 7| 3| 3| 3| 3| 3| 0| 3| 3| 7| 0| 8| 3| 3| 6| 3| 1| 3| | | 2| 7| 5| 2| 6| 6| 6| 3| 7| 5| 2| 7| 5| 9| 7| 7| 0| 6| 0| 6| 6| 3| 7| 0| 6| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| A | 3.0 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | MG/M3 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | Hematopoietic Cell Proliferation | 3 | 3 2.7| Hemorrhage | | 1 4.0| Hyperplasia, Focal | 3 | 1 3.0| Necrosis | | 1 2.0| Thrombosis | | 1 4.0| __________________________________________________________________________|____________| Thymus | + + + M + + + + + + + + + + + + + + + + + + + M +| 44 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + + + + + + + + M + + + + + + +| 49 | Galactocele | | 1 3.0| Inflammation, Chronic Active | 4 | 1 4.0| __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic | | 1 3.0| Inflammation, Chronic Active | | 3 2.7| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperostosis | 4 3| 3 3.7| __________________________________________________________________________|____________| Skeletal Muscle | + | 1 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Gliosis | | 1 2.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Epiglottis, Metaplasia, Squamous | 3 3 3 2 2 4 1 2 3 1 2 2 2 4 3 3 3 1 3 2 2 2 3| 48 2.6| __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Metaplasia, Osseous | | 1 1.0| Metaplasia, Squamous | 1 2 2 | 3 1.7| Proteinosis | 4 4 4 2 3 4 3 4 4 3 4 4 4 4 4 4 4 4 4 4 4 4 4 4| 49 3.9| Alveolar Epithelium, Hyperplasia, | | | Atypical | 2 3 4 | 5 3.2| Alveolar Epithelium, Hyperplasia | 2 2 1 1 3 2 1 2 4 2 4 2 3 1 3 3 2 3 2| 33 2.0| Alveolar Epithelium, Metaplasia | 4 4 4 4 3 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 2 4| 49 3.9| Alveolus, Inflammation, Granulomatous| 4 4 4 4 3 4 4 4 4 4 4 4 4 4 3 4 3 4 4 4 4 4 4 4| 49 3.9| Interstitium, Fibrosis | 4 4 4 4 3 4 4 4 4 4 4 4 4 4 4 4 3 4 4 4 4 4 2 4| 49 3.9| Perivascular, Inflammation, Chronic | | | Active | 3 | 1 3.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 29 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 __________________________________________________________________________________________________________________________________ | 6| 7| 7| 7| 3| 7| 7| 6| 7| 7| 6| 7| 7| 7| 7| 7| 4| 0| 6| 7| 7| 6| 7| 6| 7| | DAY ON TEST | 5| 3| 3| 2| 8| 3| 3| 7| 3| 3| 3| 3| 3| 0| 3| 3| 7| 0| 8| 3| 3| 6| 3| 1| 3| | | 2| 7| 5| 2| 6| 6| 6| 3| 7| 5| 2| 7| 5| 9| 7| 7| 0| 6| 0| 6| 6| 3| 7| 0| 6| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| A | 3.0 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | MG/M3 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Suppurative | 1 2 2| 4 1.8| Thrombosis | 2 3 | 2 2.5| Lateral Wall, Hyperplasia | 2 1 2 2 2 2 1 2 2 2 1 2 2 2 1 2 1 2 2 2| 38 1.7| Lateral Wall, Metaplasia, Squamous | 1 1 2 2 1| 10 1.4| Olfactory Epithelium, Atrophy | 3 3 3 3 3 4 4 3 3 4 3 2 1 2 4 3 1 4 3 4 3 4 3 3| 47 2.9| Olfactory Epithelium, Metaplasia | 3 3 2 1 3 3 2 3 3 2 1 1 3 2 2 3 3 3 2 3| 40 2.3| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | + | 3 | Cataract | 2 | 2 2.5| Retina, Atrophy | | 1 3.0| __________________________________________________________________________|____________| Lacrimal Gland | + + | 2 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + A + + + + + + +| 48 | Hyperplasia, Stromal | 3 | 1 3.0| Infarct | 1 2 | 2 1.5| Nephropathy | 2 1 2 1 1 1 2 2 2 1 2 3 2 2 2 2 3 3 1 2 2 2 1 2| 48 1.9| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + A + + + + + + +| 47 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 30 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 _____________________________________________________________________________________________________________________ | 7| 7| 6| 5| 7| 7| 7| 6| 7| 7| 7| 5| 7| 5| 4| 5| 6| 6| 7| 7| 6| 4| 6| 6| 7| DAY ON TEST | 3| 3| 3| 8| 3| 3| 3| 9| 3| 3| 3| 8| 3| 3| 5| 2| 3| 7| 3| 3| 0| 3| 8| 0| 3| | 4| 5| 1| 2| 4| 4| 4| 1| 4| 4| 4| 9| 5| 4| 3| 7| 2| 9| 4| 4| 2| 5| 0| 3| 5| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| CONTROL | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + A + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + A + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + A + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 3 2 | Basophilic Focus | X X X X X X X X | Clear Cell Focus | X X X X X X X| Degeneration, Cystic | 2 2 2 2| Degeneration, Fatty | 1 | Eosinophilic Focus | X X | Hepatodiaphragmatic Nodule | X | Mixed Cell Focus | X X X | Regeneration | 2 3 | Thrombosis | | Bile Duct, Hyperplasia | 1 2 2 3 1 3 1 1 2 1 1 1 2 2 2 2 1 3 2 3 1| Centrilobular, Necrosis | 1 1 1 1 1 1 1 | __________________________________________________________________________| Mesentery | + + + + + + + +| Fat, Hemorrhage | 2 | Fat, Necrosis | 2 2 3 2 3 2 2| __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 3 2 2 2 1 1 3 1 2 1 2 1 | Basophilic Focus | X X| Hyperplasia | 2 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 2 | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Necrosis | | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| Mineralization | | Necrosis | 3 | __________________________________________________________________________| Tongue | | Hyperplasia, Squamous | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 2 2 1 2 2 2 1 2 2 1 2 2 2 1 2 1 2 3 | Atrium, Thrombosis | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 31 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 _____________________________________________________________________________________________________________________ | 7| 7| 6| 5| 7| 7| 7| 6| 7| 7| 7| 5| 7| 5| 4| 5| 6| 6| 7| 7| 6| 4| 6| 6| 7| DAY ON TEST | 3| 3| 3| 8| 3| 3| 3| 9| 3| 3| 3| 8| 3| 3| 5| 2| 3| 7| 3| 3| 0| 3| 8| 0| 3| | 4| 5| 1| 2| 4| 4| 4| 1| 4| 4| 4| 9| 5| 4| 3| 7| 2| 9| 4| 4| 2| 5| 0| 3| 5| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| CONTROL | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | Hyperplasia | 2 2 2 2 3 2 2 2 2 1 2 2 2 | Hypertrophy | 2 2 | Necrosis | 2 | Vacuolization Cytoplasmic | 1 | __________________________________________________________________________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 1 2 2 3 2 2 2 1 1 2 1 1 1 3 2 2 3| __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + M + M + + + + + + + + + + + +| Hyperplasia | | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Hyperplasia | 3 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + A + + + + + + + + + +| C-Cell, Hyperplasia | 3 1 2 2 1 1 1 1 1 1 2 1 2| Follicular Cell, Hyperplasia | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| Granuloma Sperm | 3 | __________________________________________________________________________| Penis | + + | __________________________________________________________________________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 | Inflammation, Chronic Active | 2 2 2 2 2 2 2| __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 3 2 2 2 | Inflammation, Chronic Active | 3 | __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 4 | Artery, Inflammation, Chronic Active | | Interstitial Cell, Hyperplasia | 1 1 2 1 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node | + + + | __________________________________________________________________________| Lymph Node, Bronchial | + + + + + + + + + + + M + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node, Mediastinal | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Accessory Spleen | X | Fibrosis | 2 2 2 3 2 2 3 1 2 | _____________________________________________________________________________________________________________________| Page 32 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 _____________________________________________________________________________________________________________________ | 7| 7| 6| 5| 7| 7| 7| 6| 7| 7| 7| 5| 7| 5| 4| 5| 6| 6| 7| 7| 6| 4| 6| 6| 7| DAY ON TEST | 3| 3| 3| 8| 3| 3| 3| 9| 3| 3| 3| 8| 3| 3| 5| 2| 3| 7| 3| 3| 0| 3| 8| 0| 3| | 4| 5| 1| 2| 4| 4| 4| 1| 4| 4| 4| 9| 5| 4| 3| 7| 2| 9| 4| 4| 2| 5| 0| 3| 5| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| CONTROL | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Hematopoietic Cell Proliferation | 4 | Necrosis | 4 | __________________________________________________________________________| Thymus | + + + M + + + + + + + + + + + + M M + + + + + + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + M + + + M M + + + M + + + M + + + + + M + M +| Galactocele | 3 3 | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst Epithelial Inclusion | | Inflammation, Chronic | 1 | Inflammation, Chronic Active | 2 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperostosis | 3 3 | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Gliosis | | Necrosis | 1 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | | Alveolar Epithelium, Hyperplasia | 1 3 1 2 3 1 2 | Alveolus, Inflammation, Granulomatous| 1 1 | Interstitium, Fibrosis | 1 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | 2 | Inflammation, Suppurative | 2 2 1 | Metaplasia, Squamous | 2 | Thrombosis | 3 2 3 2 3 | Glands, Cyst | | Lateral Wall, Hyperplasia | | Lateral Wall, Metaplasia, Squamous | | Olfactory Epithelium, Atrophy | 1 1 1 1 1 | Olfactory Epithelium, Metaplasia | 1 1 1 2 1 | Respiratory Epithelium, Hyperplasia, | | Focal | 2 3 2 | Respiratory Epithelium, Inflammation | 2 | Respiratory Epithelium, Metaplasia, | | Squamous | | __________________________________________________________________________| Pleura | + | _____________________________________________________________________________________________________________________| Page 33 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 _____________________________________________________________________________________________________________________ | 7| 7| 6| 5| 7| 7| 7| 6| 7| 7| 7| 5| 7| 5| 4| 5| 6| 6| 7| 7| 6| 4| 6| 6| 7| DAY ON TEST | 3| 3| 3| 8| 3| 3| 3| 9| 3| 3| 3| 8| 3| 3| 5| 2| 3| 7| 3| 3| 0| 3| 8| 0| 3| | 4| 5| 1| 2| 4| 4| 4| 1| 4| 4| 4| 9| 5| 4| 3| 7| 2| 9| 4| 4| 2| 5| 0| 3| 5| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| CONTROL | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | + + + | Cataract | 4 3 4 | Retina, Atrophy | 4 4 3 | __________________________________________________________________________| Zymbal's Gland | + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | | Infarct | 2 2 | Nephropathy | 2 3 2 1 3 3 3 3 3 3 2 2 3 2 2 4 2 2 3 1 2 4 3 4| Renal Tubule, Hyperplasia | 2 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 34 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 __________________________________________________________________________________________________________________________________ | 6| 6| 6| 6| 6| 7| 7| 5| 7| 6| 6| 5| 5| 7| 6| 6| 7| 6| 5| 5| 6| 5| 5| 6| 7| | DAY ON TEST | 6| 4| 7| 1| 4| 3| 3| 4| 3| 1| 1| 7| 6| 3| 9| 0| 2| 4| 2| 2| 1| 9| 7| 0| 3| | | 4| 9| 3| 0| 5| 4| 4| 8| 5| 9| 0| 9| 8| 4| 2| 2| 7| 3| 6| 6| 0| 3| 6| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| A | CONTROL | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + A + + + +| 49 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + A + M + +| 47 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + A + + + +| 48 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 1 2 3 | 5 2.2| Basophilic Focus | X X X X X | 13 | Clear Cell Focus | X | 8 | Degeneration, Cystic | 1 1 1 2 2 2 | 10 1.7| Degeneration, Fatty | 1 1 2 1 2 | 6 1.3| Eosinophilic Focus | | 2 | Hepatodiaphragmatic Nodule | | 1 | Mixed Cell Focus | | 3 | Regeneration | 3 | 3 2.7| Thrombosis | 2 | 1 2.0| Bile Duct, Hyperplasia | 1 2 2 2 1 2 2 2 3 2 3 2 3 3 3 2 2 1 3 2| 41 2.0| Centrilobular, Necrosis | 1 2 2 1 2 2 1 3 1 2 | 17 1.4| __________________________________________________________________________|____________| Mesentery | + + + + + + + + + + + + + | 21 | Fat, Hemorrhage | | 1 2.0| Fat, Necrosis | 2 3 2 2 2 3 3 2 2 2 3 2 2 | 20 2.3| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 1 2 1 2 2 2 2 1 1 2 2 2 2| 25 1.7| Basophilic Focus | X | 3 | Hyperplasia | 2 | 2 2.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 2 | 2 2.0| __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Necrosis | 3 3 3 2 3 4 | 6 3.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Mineralization | 1 | 1 1.0| Necrosis | 3 1 | 3 2.3| __________________________________________________________________________|____________| Tongue | + | 1 | Hyperplasia, Squamous | 1 | 1 1.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 35 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 __________________________________________________________________________________________________________________________________ | 6| 6| 6| 6| 6| 7| 7| 5| 7| 6| 6| 5| 5| 7| 6| 6| 7| 6| 5| 5| 6| 5| 5| 6| 7| | DAY ON TEST | 6| 4| 7| 1| 4| 3| 3| 4| 3| 1| 1| 7| 6| 3| 9| 0| 2| 4| 2| 2| 1| 9| 7| 0| 3| | | 4| 9| 3| 0| 5| 4| 4| 8| 5| 9| 0| 9| 8| 4| 2| 2| 7| 3| 6| 6| 0| 3| 6| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| A | CONTROL | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ CARDIOVASCULAR SYSTEM - cont | | | | | | Cardiomyopathy | 1 2 1 2 1 3 1 2 1 3 2 2 2 1 2 2 2 3 1 2| 38 1.8| Atrium, Thrombosis | 2 2 | 2 2.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 2 2 1 2 2 2 2 2 2 1 2 2 2| 26 1.9| Hypertrophy | | 2 2.0| Necrosis | 1 | 2 1.5| Vacuolization Cytoplasmic | 2 1 2 2 2 | 6 1.7| __________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 3 2 2 3 1 2 2 2 2 2 1 3 3 2 3 2 2| 34 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Hyperplasia | 2 | 1 2.0| __________________________________________________________________________|____________| Pituitary Gland | + + + + + + M + + + + + + + + + + + + + + + + + +| 49 | Pars Distalis, Hyperplasia | 3 3 | 4 2.8| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | C-Cell, Hyperplasia | 1 1 1 2 3 1 1 1 1 3 1 1 1 1 1 1 1 1| 31 1.4| Follicular Cell, Hyperplasia | 1 4 | 2 2.5| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Granuloma Sperm | | 1 3.0| __________________________________________________________________________|____________| Penis | + | 3 | __________________________________________________________________________|____________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | | 1 2.0| Inflammation, Chronic Active | 3 2 4 2| 11 2.3| __________________________________________________________________________|____________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 1 1 1 2 2 3 1| 12 1.8| Inflammation, Chronic Active | 2 2 | 3 2.3| __________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 3 | 2 3.5| Artery, Inflammation, Chronic Active | 2| 1 2.0| Interstitial Cell, Hyperplasia | 1 2 1 1 1 1 2 1 3 | 13 1.4| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 36 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 __________________________________________________________________________________________________________________________________ | 6| 6| 6| 6| 6| 7| 7| 5| 7| 6| 6| 5| 5| 7| 6| 6| 7| 6| 5| 5| 6| 5| 5| 6| 7| | DAY ON TEST | 6| 4| 7| 1| 4| 3| 3| 4| 3| 1| 1| 7| 6| 3| 9| 0| 2| 4| 2| 2| 1| 9| 7| 0| 3| | | 4| 9| 3| 0| 5| 4| 4| 8| 5| 9| 0| 9| 8| 4| 2| 2| 7| 3| 6| 6| 0| 3| 6| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| A | CONTROL | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Lymph Node | + + + + + | 8 | __________________________________________________________________________|____________| Lymph Node, Bronchial | + + M M + + + + + + + M + + + + + + M + + + + + +| 45 | __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + M + + + + + + M + + + + + + + M + + + M + +| 46 | __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Lymph Node, Mediastinal | + + + + + + + + + + + M + + M + + + + + + M + + +| 47 | __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Accessory Spleen | | 1 | Fibrosis | 3 2 2 2 3 3 2 | 16 2.3| Hematopoietic Cell Proliferation | | 1 4.0| Necrosis | 3 | 2 3.5| __________________________________________________________________________|____________| Thymus | + + + + M + + + + + + + + + + + + + + M + + + + +| 45 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + M M + M M M M M + M + M + + + M M + M + + M| 30 | Galactocele | | 2 3.0| __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cyst Epithelial Inclusion | X | 1 | Inflammation, Chronic | 2 3 | 3 2.0| Inflammation, Chronic Active | | 1 2.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperostosis | | 2 3.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Gliosis | 2 | 1 2.0| Necrosis | 2 | 2 1.5| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemorrhage | 2 | 1 2.0| Alveolar Epithelium, Hyperplasia | 2 1 | 9 1.8| Alveolus, Inflammation, Granulomatous| | 2 1.0| Interstitium, Fibrosis | | 1 1.0| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 37 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 __________________________________________________________________________________________________________________________________ | 6| 6| 6| 6| 6| 7| 7| 5| 7| 6| 6| 5| 5| 7| 6| 6| 7| 6| 5| 5| 6| 5| 5| 6| 7| | DAY ON TEST | 6| 4| 7| 1| 4| 3| 3| 4| 3| 1| 1| 7| 6| 3| 9| 0| 2| 4| 2| 2| 1| 9| 7| 0| 3| | | 4| 9| 3| 0| 5| 4| 4| 8| 5| 9| 0| 9| 8| 4| 2| 2| 7| 3| 6| 6| 0| 3| 6| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| A | CONTROL | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | Inflammation, Chronic Active | | 1 2.0| Inflammation, Suppurative | 2 | 4 1.8| Metaplasia, Squamous | | 1 2.0| Thrombosis | 3 1 1 3 2 2 2 4 1 | 14 2.3| Glands, Cyst | 3 | 1 3.0| Lateral Wall, Hyperplasia | 2 1 | 2 1.5| Lateral Wall, Metaplasia, Squamous | 1 | 1 1.0| Olfactory Epithelium, Atrophy | 2 1 1 | 8 1.1| Olfactory Epithelium, Metaplasia | | 5 1.2| Respiratory Epithelium, Hyperplasia, | | | Focal | 1 3 2 | 6 2.2| Respiratory Epithelium, Inflammation | 2 2 3 | 4 2.3| Respiratory Epithelium, Metaplasia, | | | Squamous | 2 | 1 2.0| __________________________________________________________________________|____________| Pleura | | 1 | __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | + + | 5 | Cataract | 3 4 | 5 3.6| Retina, Atrophy | 4 4 | 5 3.8| __________________________________________________________________________|____________| Zymbal's Gland | | 1 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cyst | 2 | 1 2.0| Infarct | 2 2 | 4 2.0| Nephropathy | 4 3 3 4 3 2 4 2 3 1 1 2 2 4 4 2 3 3 4 3 2 2 2 3 4| 49 2.7| Renal Tubule, Hyperplasia | 4 | 2 3.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 38 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 5| 5| 4| 7| 7| 6| 6| 7| 6| 7| 6| 7| 7| 7| 6| 4| 7| 6| 7| 6| 6| DAY ON TEST | 3| 3| 3| 4| 7| 5| 7| 3| 3| 7| 3| 3| 8| 3| 6| 1| 2| 0| 3| 7| 3| 2| 3| 8| 9| | 5| 4| 5| 6| 9| 4| 5| 4| 5| 1| 8| 4| 0| 4| 3| 9| 2| 1| 2| 1| 4| 9| 4| 0| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 0.3 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| MG/M3 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | | __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 1 | Basophilic Focus | X X X X X X X X X | Clear Cell Focus | X X | Degeneration, Cystic | 2 3 1 3 2 3 1 | Degeneration, Fatty | 3 3 | Hepatodiaphragmatic Nodule | X | Mixed Cell Focus | X | Necrosis | 2 | Regeneration | 4 | Thrombosis | 2 | Bile Duct, Hyperplasia | 1 1 2 1 2 1 2 1 2 2 2 3 1 2 3 3 3 3 3 1 2 1 1| Centrilobular, Necrosis | 2 1 4 1 1 3 1 1| __________________________________________________________________________| Mesentery | + + + + + + | Fat, Necrosis | 2 4 2 2 3 2 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 4 | Atrophy | 1 1 2 2 2 2 2 3 2 1 2 3 2 2 | Basophilic Focus | X X | Hyperplasia | 3 | Metaplasia, Hepatocyte | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 2 | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Basal Cell | | Hyperplasia, Squamous | 2 | Necrosis | 3 2 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Acute | 1| Mineralization | 1 1 | Necrosis | 3 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 2 2 3 1 2 1 1 2 2 1 2 2 2 1 2 2 1 2 3 2 2 1 1| Atrium, Thrombosis | 2 2 4| _____________________________________________________________________________________________________________________| Page 39 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 5| 5| 4| 7| 7| 6| 6| 7| 6| 7| 6| 7| 7| 7| 6| 4| 7| 6| 7| 6| 6| DAY ON TEST | 3| 3| 3| 4| 7| 5| 7| 3| 3| 7| 3| 3| 8| 3| 6| 1| 2| 0| 3| 7| 3| 2| 3| 8| 9| | 5| 4| 5| 6| 9| 4| 5| 4| 5| 1| 8| 4| 0| 4| 3| 9| 2| 1| 2| 1| 4| 9| 4| 0| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 0.3 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| MG/M3 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 2 2 2 2 2 2 2 2 2 2 2 2 | Hypertrophy | 1 4| Necrosis | | Vacuolization Cytoplasmic | 2 | __________________________________________________________________________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 4 3 2 2 3 4 3 1 2 3 1| __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | | __________________________________________________________________________| Parathyroid Gland | + + + + + + + + M + + + + + + + + + + + + + + + +| Hyperplasia | 2 | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + M + + + + + + + + + + + + + + +| Pars Distalis, Hyperplasia | 3 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| C-Cell, Hyperplasia | 3 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 1 1 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Peritoneum | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| Granuloma Sperm | 3 3 | __________________________________________________________________________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | 3 2 2 | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 1 2 3| Inflammation, Chronic Active | 2 2 2 | __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 4 3 | Artery, Inflammation, Chronic Active | | Interstitial Cell, Hyperplasia | 2 2 1 1 1 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Necrosis | 3 | __________________________________________________________________________| Lymph Node | + + + + + | __________________________________________________________________________| Lymph Node, Bronchial | + + M + + M + M + M M M + + M + M M + + + + M + M| __________________________________________________________________________| Lymph Node, Mandibular | + + + M + + + + + + + + + + + + + + + + + + + + M| __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node, Mediastinal | + + + + + + + M + + + + + + + + + + + + + + M + +| Hemorrhage | | _____________________________________________________________________________________________________________________| Page 40 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 5| 5| 4| 7| 7| 6| 6| 7| 6| 7| 6| 7| 7| 7| 6| 4| 7| 6| 7| 6| 6| DAY ON TEST | 3| 3| 3| 4| 7| 5| 7| 3| 3| 7| 3| 3| 8| 3| 6| 1| 2| 0| 3| 7| 3| 2| 3| 8| 9| | 5| 4| 5| 6| 9| 4| 5| 4| 5| 1| 8| 4| 0| 4| 3| 9| 2| 1| 2| 1| 4| 9| 4| 0| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 0.3 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| MG/M3 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Accessory Spleen | | Fibrosis | 3 2 1 2 2 3 3 3 | Hematopoietic Cell Proliferation | 2 | __________________________________________________________________________| Thymus | + + + + + + + + + + M + + + + M + + + + + + + M +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + M M + M + + + + + + + M + + M M M M + M + M| Galactocele | | __________________________________________________________________________| Skin | + + + + I + + + + + + + + + I + + + + + + + + + +| Inflammation, Chronic | 1 | Inflammation, Chronic Active | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperostosis | | __________________________________________________________________________| Skeletal Muscle | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Developmental Malformation | | Gliosis | | Mineralization | | Necrosis | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| Epiglottis, Metaplasia, Squamous | 1 1 1 1 1 1 1 | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Histiocyte | 2 | Metaplasia, Squamous | 1 | Proteinosis | 1 1 1 2 1 1 1 1 2 2 | Thrombosis | 3 | Alveolar Epithelium, Hyperplasia, | | Atypical | 2 | Alveolar Epithelium, Hyperplasia | 4 1 1 3 2 4 1 3 1 2 1| Alveolar Epithelium, Metaplasia | 2 2 2 1 2 2 1 2 2 1 2 2 2 2 2 2 2 2 1 1 2 2 2 3 2| Alveolus, Inflammation, Granulomatous| 2 2 2 2 2 2 1 2 2 1 2 2 2 2 2 2 2 2 1 2 2 2 2 3 2| Interstitium, Fibrosis | 2 2 2 1 2 2 1 2 2 1 2 2 2 2 2 2 2 2 1 1 2 2 2 3 2| __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Suppurative | 1 2 1 3 2 2 2 2 2 | Thrombosis | 3 3 4 1 1 4 4| Lateral Wall, Hyperplasia | 1 2 1 2 2 2 1 1 | Lateral Wall, Metaplasia, Squamous | 1 1 2 | _____________________________________________________________________________________________________________________| Page 41 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 5| 5| 4| 7| 7| 6| 6| 7| 6| 7| 6| 7| 7| 7| 6| 4| 7| 6| 7| 6| 6| DAY ON TEST | 3| 3| 3| 4| 7| 5| 7| 3| 3| 7| 3| 3| 8| 3| 6| 1| 2| 0| 3| 7| 3| 2| 3| 8| 9| | 5| 4| 5| 6| 9| 4| 5| 4| 5| 1| 8| 4| 0| 4| 3| 9| 2| 1| 2| 1| 4| 9| 4| 0| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 0.3 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| MG/M3 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | Olfactory Epithelium, Atrophy | 3 1 2 1 2 1 1 1 2 1| Olfactory Epithelium, Metaplasia | 3 | Respiratory Epithelium, Hyperplasia, | | Focal | | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Hydronephrosis | | Infarct | 1 | Nephropathy | 4 3 4 2 2 3 1 4 3 2 2 3 2 3 3 4 2 4 4 3 4 2 4 4 4| Renal Tubule, Hyperplasia | 2 2 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 42 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 __________________________________________________________________________________________________________________________________ | 6| 5| 6| 5| 6| 6| 6| 4| 7| 7| 6| 5| 7| 6| 6| 7| 6| 7| 7| 6| 4| 6| 6| 5| 6| | DAY ON TEST | 2| 8| 9| 7| 1| 7| 4| 0| 3| 3| 0| 4| 3| 3| 3| 3| 8| 3| 3| 5| 9| 3| 6| 8| 4| | | 9| 9| 4| 6| 0| 8| 9| 8| 5| 4| 0| 1| 4| 1| 1| 5| 1| 4| 4| 2| 5| 8| 9| 9| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| A | 0.3 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | MG/M3 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + A + +| 49 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + A + +| 49 | Inflammation, Chronic Active | 2 | 1 2.0| __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + A + +| 49 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | | 1 1.0| Basophilic Focus | X X X X X X X | 16 | Clear Cell Focus | X X X | 5 | Degeneration, Cystic | 2 2 1 1 | 11 1.9| Degeneration, Fatty | 2 2 1 | 5 2.2| Hepatodiaphragmatic Nodule | X X X | 4 | Mixed Cell Focus | X X | 3 | Necrosis | 3 | 2 2.5| Regeneration | | 1 4.0| Thrombosis | | 1 2.0| Bile Duct, Hyperplasia | 2 3 3 2 2 3 2 3 2 2 2 2 2 2 2 3 2 2 3| 42 2.1| Centrilobular, Necrosis | 1 1 1 2 1 2 2 1 2 2 1| 19 1.6| __________________________________________________________________________|____________| Mesentery | + + + + + + + + | 14 | Fat, Necrosis | 2 3 2 2 3 | 11 2.5| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | | 1 4.0| Atrophy | 1 2 3 2 1 2 2 2 1 1 2 | 25 1.8| Basophilic Focus | | 2 | Hyperplasia | | 1 3.0| Metaplasia, Hepatocyte | 2 | 1 2.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 2 | 2 2.0| __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia, Basal Cell | 2 | 1 2.0| Hyperplasia, Squamous | | 1 2.0| Necrosis | 1 3 3 | 5 2.4| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Acute | | 1 1.0| Mineralization | | 2 1.0| Necrosis | 3 | 2 3.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 43 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 __________________________________________________________________________________________________________________________________ | 6| 5| 6| 5| 6| 6| 6| 4| 7| 7| 6| 5| 7| 6| 6| 7| 6| 7| 7| 6| 4| 6| 6| 5| 6| | DAY ON TEST | 2| 8| 9| 7| 1| 7| 4| 0| 3| 3| 0| 4| 3| 3| 3| 3| 8| 3| 3| 5| 9| 3| 6| 8| 4| | | 9| 9| 4| 6| 0| 8| 9| 8| 5| 4| 0| 1| 4| 1| 1| 5| 1| 4| 4| 2| 5| 8| 9| 9| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| A | 0.3 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | MG/M3 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cardiomyopathy | 1 1 2 2 2 1 1 2 1 2 1 1 2 1 2 1 2 1 1 2 2 1 2| 46 1.6| Atrium, Thrombosis | 2 | 4 2.5| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 1 2 2 2 2 2 2 2 2 2 2 | 24 2.0| Hypertrophy | 2 3 1 | 5 2.2| Necrosis | 2 | 1 2.0| Vacuolization Cytoplasmic | 1 2 2 | 4 1.8| __________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 2 2 2 3 2 3 3 2 2 3 2 3| 23 2.5| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 3 | 1 3.0| __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + + + + + M + + + + + + + + + + + +| 48 | Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Pars Distalis, Hyperplasia | 2 2 2 | 5 2.2| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | C-Cell, Hyperplasia | 2 1 2 1 1 1 1 2 1 1 2 1 1 1 | 32 1.2| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Peritoneum | + + | 2 | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Granuloma Sperm | 2 | 3 2.7| __________________________________________________________________________|____________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic Active | 2 3 3 2 2 3 3| 10 2.5| __________________________________________________________________________|____________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 2 1 3 2 1 | 8 1.9| Inflammation, Chronic Active | 2 | 4 2.0| __________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 4 3 | 4 3.5| Artery, Inflammation, Chronic Active | 2 | 1 2.0| Interstitial Cell, Hyperplasia | 2 1 2 2 1| 10 1.5| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 44 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 __________________________________________________________________________________________________________________________________ | 6| 5| 6| 5| 6| 6| 6| 4| 7| 7| 6| 5| 7| 6| 6| 7| 6| 7| 7| 6| 4| 6| 6| 5| 6| | DAY ON TEST | 2| 8| 9| 7| 1| 7| 4| 0| 3| 3| 0| 4| 3| 3| 3| 3| 8| 3| 3| 5| 9| 3| 6| 8| 4| | | 9| 9| 4| 6| 0| 8| 9| 8| 5| 4| 0| 1| 4| 1| 1| 5| 1| 4| 4| 2| 5| 8| 9| 9| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| A | 0.3 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | MG/M3 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Necrosis | | 1 3.0| __________________________________________________________________________|____________| Lymph Node | + + + +| 9 | __________________________________________________________________________|____________| Lymph Node, Bronchial | + M M + M + M M M + + M M + + + + M + + + + + + +| 30 | __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + M + + + + + + + + + + + + + + + + + + + + +| 47 | __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Lymph Node, Mediastinal | + + + + M + + + + + + + + + + + + + + + + M + + +| 46 | Hemorrhage | 3 | 1 3.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Accessory Spleen | X | 1 | Fibrosis | 2 2 2 2 3 2 2 2 | 16 2.3| Hematopoietic Cell Proliferation | | 1 2.0| __________________________________________________________________________|____________| Thymus | + + + + + M + + M + + + + M + M + + M + + + + + +| 42 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + + + + M M M M + + + + M + M +| 34 | Galactocele | 3 | 1 3.0| __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Inflammation, Chronic | | 1 1.0| Inflammation, Chronic Active | 2 2 | 2 2.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperostosis | 2 2 | 2 2.0| __________________________________________________________________________|____________| Skeletal Muscle | + + | 2 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Developmental Malformation | X | 1 | Gliosis | 3 | 1 3.0| Mineralization | 2 | 1 2.0| Necrosis | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Larynx | + + + + + + + + + + + + + + + + + + + + + + A + +| 49 | Epiglottis, Metaplasia, Squamous | 1 1 4 | 10 1.3| __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 45 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 __________________________________________________________________________________________________________________________________ | 6| 5| 6| 5| 6| 6| 6| 4| 7| 7| 6| 5| 7| 6| 6| 7| 6| 7| 7| 6| 4| 6| 6| 5| 6| | DAY ON TEST | 2| 8| 9| 7| 1| 7| 4| 0| 3| 3| 0| 4| 3| 3| 3| 3| 8| 3| 3| 5| 9| 3| 6| 8| 4| | | 9| 9| 4| 6| 0| 8| 9| 8| 5| 4| 0| 1| 4| 1| 1| 5| 1| 4| 4| 2| 5| 8| 9| 9| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| A | 0.3 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | MG/M3 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | Infiltration Cellular, Histiocyte | | 1 2.0| Metaplasia, Squamous | | 1 1.0| Proteinosis | 2 2 1 2 1 1 | 16 1.4| Thrombosis | | 1 3.0| Alveolar Epithelium, Hyperplasia, | | | Atypical | | 1 2.0| Alveolar Epithelium, Hyperplasia | 2 2 3 1 1 2 1 2 2| 20 2.0| Alveolar Epithelium, Metaplasia | 2 2 2 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 2 2 2| 50 1.9| Alveolus, Inflammation, Granulomatous| 2 2 2 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 2 2 2| 50 1.9| Interstitium, Fibrosis | 2 2 2 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 2 2 2| 50 1.9| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Suppurative | 1 1 2 1 4 1 | 15 1.8| Thrombosis | 1 2 3 4 4 1 3 3 3 1 3| 18 2.7| Lateral Wall, Hyperplasia | 1 2 1 1 1 1| 14 1.4| Lateral Wall, Metaplasia, Squamous | | 3 1.3| Olfactory Epithelium, Atrophy | 1 1 1 1 2 2 1 2 1 1 1 3 1 1| 24 1.4| Olfactory Epithelium, Metaplasia | | 1 3.0| Respiratory Epithelium, Hyperplasia, | | | Focal | 2 | 1 2.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hydronephrosis | 4 | 1 4.0| Infarct | | 1 1.0| Nephropathy | 2 2 3 2 3 3 3 4 4 2 2 3 2 2 2 4 2 4 3 4 2 3 2 2| 49 2.9| Renal Tubule, Hyperplasia | 3 2 | 4 2.3| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 46 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 _____________________________________________________________________________________________________________________ | 5| 7| 5| 7| 7| 4| 6| 7| 6| 7| 6| 5| 6| 7| 7| 7| 6| 7| 7| 2| 5| 5| 7| 6| 6| DAY ON TEST | 8| 3| 8| 3| 1| 3| 9| 3| 1| 3| 5| 3| 5| 3| 3| 3| 5| 0| 3| 7| 0| 2| 3| 7| 7| | 2| 4| 1| 4| 3| 5| 4| 4| 1| 4| 2| 4| 7| 4| 4| 5| 4| 9| 4| 2| 9| 6| 5| 8| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 1.0 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| MG/M3 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Suppurative | 4 | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + A + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + A + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + A + + + + + + + + + + + + + + + + A + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + A + + + + + + + + + + + + + + + + A + + + + +| __________________________________________________________________________| Liver | + + A + + + + + + + + + + + + + + + + + + + + + +| Basophilic Focus | X X X X X X X X X| Clear Cell Focus | X X X X | Degeneration, Cystic | 2 2 1 1 2 1 3 2| Degeneration, Fatty | 1 3 | Eosinophilic Focus | X | Hepatodiaphragmatic Nodule | | Mixed Cell Focus | X | Necrosis | 2 | Regeneration | | Bile Duct, Hyperplasia | 1 2 1 2 2 1 2 1 1 1 2 2 3 3 2 3 2| Centrilobular, Necrosis | 2 2 | __________________________________________________________________________| Mesentery | + + + + + +| Fat, Hemorrhage | | Fat, Necrosis | 2 2 2 4 3| __________________________________________________________________________| Pancreas | + + A + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 2 1 1 3 1 2 2 2 1 2 2 | Basophilic Focus | X X | Hyperplasia | 2 2 2 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Necrosis | 3 3 2 3 2 1 | __________________________________________________________________________| Stomach, Glandular | + + A + + + + + + + + + + + + + + + + + + + + + +| Mineralization | 1| Necrosis | 3 3 3 | __________________________________________________________________________| Tooth | | Developmental Malformation | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 1 2 2 1 1 2 2 2 1 1 2 2 2 1 1 2 2 1 2 2 2 2| Atrium, Thrombosis | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Cortex | + + A + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 1 2 2 2 2 1 2 2 2 2 1 2 2 2 | _____________________________________________________________________________________________________________________| Page 47 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 _____________________________________________________________________________________________________________________ | 5| 7| 5| 7| 7| 4| 6| 7| 6| 7| 6| 5| 6| 7| 7| 7| 6| 7| 7| 2| 5| 5| 7| 6| 6| DAY ON TEST | 8| 3| 8| 3| 1| 3| 9| 3| 1| 3| 5| 3| 5| 3| 3| 3| 5| 0| 3| 7| 0| 2| 3| 7| 7| | 2| 4| 1| 4| 3| 5| 4| 4| 1| 4| 2| 4| 7| 4| 4| 5| 4| 9| 4| 2| 9| 6| 5| 8| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 1.0 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| MG/M3 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | Hypertrophy | 2 | Thrombosis | 3 | Vacuolization Cytoplasmic | 2 4 | __________________________________________________________________________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 3 3 3 3 3 2 2 2 3 2 2 2 1 3 1 2 | __________________________________________________________________________| Islets, Pancreatic | + + A + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 2 | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Hyperplasia | 3 1 | __________________________________________________________________________| Thyroid Gland | + + A + + + + + + + + + + + + + + + + + + + + + +| C-Cell, Hyperplasia | 2 1 4 1 1 2 1 1 1 2 1 2 1 1 3 1 1| Follicular Cell, Hyperplasia | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Peritoneum | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | 3 | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 1 2 3 | Inflammation, Chronic Active | 3 | __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | 2 | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 4 3 | Artery, Inflammation, Chronic Active | 2 | Interstitial Cell, Hyperplasia | 2 1 1 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + A + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node | + + + + | Pancreatic, Ectasia | | Renal, Hemorrhage | | __________________________________________________________________________| Lymph Node, Bronchial | + + + + + + M + + M + + M + + + M + M M + + + + +| Inflammation, Suppurative | 3 | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + M + + M| __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + M + + + + + + + + +| __________________________________________________________________________| Lymph Node, Mediastinal | + + A + + + M + + + + + M + + + + + + + + M + + +| __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Accessory Spleen | X | Depletion Cellular | 3 | _____________________________________________________________________________________________________________________| Page 48 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 _____________________________________________________________________________________________________________________ | 5| 7| 5| 7| 7| 4| 6| 7| 6| 7| 6| 5| 6| 7| 7| 7| 6| 7| 7| 2| 5| 5| 7| 6| 6| DAY ON TEST | 8| 3| 8| 3| 1| 3| 9| 3| 1| 3| 5| 3| 5| 3| 3| 3| 5| 0| 3| 7| 0| 2| 3| 7| 7| | 2| 4| 1| 4| 3| 5| 4| 4| 1| 4| 2| 4| 7| 4| 4| 5| 4| 9| 4| 2| 9| 6| 5| 8| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 1.0 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| MG/M3 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Fibrosis | 3 3 3 2 2 2 | Hematopoietic Cell Proliferation | | Necrosis | | __________________________________________________________________________| Thymus | + + + + + + + + + + + + + + + + + + + + + M + + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + M M + M + + + M M + M + + + + + + + + + + + + M| Hyperplasia, Atypical | 2 | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrous Osteodystrophy | 1 | __________________________________________________________________________| Skeletal Muscle | + | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Gliosis | | __________________________________________________________________________| Spinal Cord | + | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Larynx | + + A + + + + + + + + + + + + + + + + I + + + + +| Epiglottis, Metaplasia, Squamous | 2 1 2 1 1 3 3 3 2 1 1 2 1 3 1 2 4 1 2| __________________________________________________________________________| Lung | + + A + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Atypical | | Infiltration Cellular, Histiocyte | 2 | Metaplasia, Squamous | 2 1 2 | Proteinosis | 3 3 3 1 1 3 2 3 3 2 2 2 3 2 3 1 1 3 3 2| Alveolar Epithelium, Hyperplasia, | | Atypical | | Alveolar Epithelium, Hyperplasia | 1 3 1 1 3 3 1 1 3 3 2 | Alveolar Epithelium, Metaplasia | 4 3 3 3 2 3 3 3 3 3 2 3 3 4 3 3 3 3 1 3 3 3 2 3| Alveolus, Inflammation, Granulomatous| 4 3 3 3 2 3 3 3 3 3 2 3 3 4 3 3 3 3 2 3 3 3 3 3| Interstitium, Fibrosis | 4 3 3 3 2 3 3 3 3 3 2 3 3 4 3 3 3 3 1 3 3 3 2 3| Mediastinum, Inflammation, | | Suppurative | 4 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Suppurative | 4 2 2 1 | Thrombosis | 4 | Lateral Wall, Hyperplasia | 2 1 1 1 1 1 2 2 1| Lateral Wall, Metaplasia, Squamous | 1 1 1 | Olfactory Epithelium, Atrophy | 1 1 1 3 1 1 1 1 1 2 1 1 2 2 2 1 1 1 2 2 1| Olfactory Epithelium, Metaplasia | 1 3 1 2 | _____________________________________________________________________________________________________________________| Page 49 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 _____________________________________________________________________________________________________________________ | 5| 7| 5| 7| 7| 4| 6| 7| 6| 7| 6| 5| 6| 7| 7| 7| 6| 7| 7| 2| 5| 5| 7| 6| 6| DAY ON TEST | 8| 3| 8| 3| 1| 3| 9| 3| 1| 3| 5| 3| 5| 3| 3| 3| 5| 0| 3| 7| 0| 2| 3| 7| 7| | 2| 4| 1| 4| 3| 5| 4| 4| 1| 4| 2| 4| 7| 4| 4| 5| 4| 9| 4| 2| 9| 6| 5| 8| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 1.0 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| MG/M3 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | Respiratory Epithelium, Hyperplasia, | | Focal | 2 3 2 | __________________________________________________________________________| Trachea | + + A + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | + | Cataract | 4 | Retina, Atrophy | 4 | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + A + + + + + + + + + + + + + + + + + + + + + +| Infarct | | Nephropathy | 4 3 3 3 1 4 4 3 3 3 1 3 4 3 4 4 2 3 1 1 4 2 4 4| Thrombosis | 4 | Renal Tubule, Hyperplasia | 3 | __________________________________________________________________________| Urinary Bladder | + + A + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 50 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 __________________________________________________________________________________________________________________________________ | 7| 6| 7| 7| 7| 7| 7| 6| 6| 7| 7| 6| 4| 6| 6| 6| 7| 7| 5| 7| 6| 7| 6| 7| 6| | DAY ON TEST | 3| 7| 3| 3| 3| 3| 2| 3| 8| 3| 3| 3| 6| 7| 9| 4| 3| 3| 1| 3| 1| 3| 3| 3| 4| | | 4| 3| 5| 4| 4| 4| 9| 2| 1| 4| 4| 1| 7| 1| 9| 2| 4| 4| 8| 4| 1| 5| 0| 4| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| A | 1.0 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | MG/M3 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Suppurative | | 1 4.0| __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + A + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + A + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + A + + + + + +| 48 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + A + + + + + +| 48 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + A + + + + + +| 47 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + A + + + + + +| 47 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + A + + + + + +| 48 | Basophilic Focus | X X X X X X X X X X X X X X| 23 | Clear Cell Focus | X X X X | 8 | Degeneration, Cystic | 1 2 2 2 2 2 2 2 | 16 1.8| Degeneration, Fatty | 2 2 1| 5 1.8| Eosinophilic Focus | X X | 3 | Hepatodiaphragmatic Nodule | X X X X | 4 | Mixed Cell Focus | X X X | 4 | Necrosis | | 1 2.0| Regeneration | 2 | 1 2.0| Bile Duct, Hyperplasia | 2 2 2 3 1 1 3 3 1 2 2 2 2 2 2 1 2 | 34 1.9| Centrilobular, Necrosis | 3 2 1 | 5 2.0| __________________________________________________________________________|____________| Mesentery | + + + + + | 11 | Fat, Hemorrhage | 2 | 1 2.0| Fat, Necrosis | 2 2 3 3 | 9 2.6| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + A + + + + + +| 48 | Atrophy | 2 4 1 2 1 1 1 2 2 | 20 1.8| Basophilic Focus | X X X X | 6 | Hyperplasia | 2 | 4 2.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + A + + + + + +| 49 | Necrosis | 4 2 2 4 | 10 2.6| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + A + + + + + +| 48 | Mineralization | | 1 1.0| Necrosis | 2 1 | 5 2.4| __________________________________________________________________________|____________| Tooth | + | 1 | Developmental Malformation | X | 1 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cardiomyopathy | 1 3 1 2 1 1 1 1 3 1 2 3 2 2 1 1 1 2 2 2 2 3 1| 45 1.7| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 51 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 __________________________________________________________________________________________________________________________________ | 7| 6| 7| 7| 7| 7| 7| 6| 6| 7| 7| 6| 4| 6| 6| 6| 7| 7| 5| 7| 6| 7| 6| 7| 6| | DAY ON TEST | 3| 7| 3| 3| 3| 3| 2| 3| 8| 3| 3| 3| 6| 7| 9| 4| 3| 3| 1| 3| 1| 3| 3| 3| 4| | | 4| 3| 5| 4| 4| 4| 9| 2| 1| 4| 4| 1| 7| 1| 9| 2| 4| 4| 8| 4| 1| 5| 0| 4| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| A | 1.0 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | MG/M3 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ CARDIOVASCULAR SYSTEM - cont | | | | | | Atrium, Thrombosis | 3| 1 3.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + A + + + + + +| 48 | Hyperplasia | 1 2 2 2 2 2 2 2 2 1 2 2| 26 1.8| Hypertrophy | 2 2 2 1 | 5 1.8| Thrombosis | | 1 3.0| Vacuolization Cytoplasmic | 2 | 3 2.7| __________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + A + + + + + +| 49 | Hyperplasia | 2 3 1 1 2 2 2 1 3 3 1 2 2| 29 2.1| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + A + + + + + +| 48 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + + + + + + M + + + + + + + + + + +| 49 | Hyperplasia | 3 | 3 2.3| __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Pars Distalis, Hyperplasia | 3 3 | 4 2.5| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + A + + + + + +| 48 | C-Cell, Hyperplasia | 2 1 1 1 2 1 3 1 2 1 1 1 1 1 1 | 32 1.4| Follicular Cell, Hyperplasia | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Peritoneum | +| 1 | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Preputial Gland | + + + + + + + + + + + + + + + + + + A + + + + + +| 49 | Inflammation, Chronic Active | 1 2 | 3 2.0| __________________________________________________________________________|____________| Prostate | + + + + + + + + + + + + + + + + + + A + + + + + +| 49 | Hyperplasia | 2 1 | 5 1.8| Inflammation, Chronic Active | | 1 3.0| __________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + A + + + + + +| 49 | Inflammation, Chronic Active | | 1 2.0| __________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 3 3 3 | 5 3.2| Artery, Inflammation, Chronic Active | 2 | 2 2.0| Interstitial Cell, Hyperplasia | 2 2 2 | 6 1.7| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + A + + + + + +| 48 | __________________________________________________________________________|____________| Lymph Node | + + + + + | 9 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 52 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 __________________________________________________________________________________________________________________________________ | 7| 6| 7| 7| 7| 7| 7| 6| 6| 7| 7| 6| 4| 6| 6| 6| 7| 7| 5| 7| 6| 7| 6| 7| 6| | DAY ON TEST | 3| 7| 3| 3| 3| 3| 2| 3| 8| 3| 3| 3| 6| 7| 9| 4| 3| 3| 1| 3| 1| 3| 3| 3| 4| | | 4| 3| 5| 4| 4| 4| 9| 2| 1| 4| 4| 1| 7| 1| 9| 2| 4| 4| 8| 4| 1| 5| 0| 4| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| A | 1.0 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | MG/M3 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | Pancreatic, Ectasia | 2 | 1 2.0| Renal, Hemorrhage | 3 | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Bronchial | + + M + + + + + + + + + + + + + M + A + + + + + +| 41 | Inflammation, Suppurative | | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + M + + +| 47 | __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + A + + + + + +| 48 | __________________________________________________________________________|____________| Lymph Node, Mediastinal | + + + + + + + + + + + + + + + + + M A + + + + + +| 44 | __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + A + + + + + +| 49 | Accessory Spleen | | 1 | Depletion Cellular | | 1 3.0| Fibrosis | 3 2 1 2 2 2| 12 2.3| Hematopoietic Cell Proliferation | 2| 1 2.0| Necrosis | 3 | 1 3.0| __________________________________________________________________________|____________| Thymus | + M + + + + + + + + + + + + + + + + A + + + + + +| 47 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + M M + + + M + M M + + + + + + + + M M + + +| 36 | Hyperplasia, Atypical | | 1 2.0| __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrous Osteodystrophy | 3 | 2 2.0| __________________________________________________________________________|____________| Skeletal Muscle | | 1 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Gliosis | 2 | 1 2.0| __________________________________________________________________________|____________| Spinal Cord | | 1 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Epiglottis, Metaplasia, Squamous | 1 2 3 2 1 1 1 2 1 1 1 2 2 3 1 3 2 1| 37 1.8| __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + A + + + + + +| 48 | Hyperplasia, Atypical | 2 | 1 2.0| Infiltration Cellular, Histiocyte | | 1 2.0| Metaplasia, Squamous | 3 | 4 2.0| Proteinosis | 2 3 2 3 3 3 3 1 3 2 2 2 2 3 2 1 2 2 1 3| 40 2.3| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 53 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 __________________________________________________________________________________________________________________________________ | 7| 6| 7| 7| 7| 7| 7| 6| 6| 7| 7| 6| 4| 6| 6| 6| 7| 7| 5| 7| 6| 7| 6| 7| 6| | DAY ON TEST | 3| 7| 3| 3| 3| 3| 2| 3| 8| 3| 3| 3| 6| 7| 9| 4| 3| 3| 1| 3| 1| 3| 3| 3| 4| | | 4| 3| 5| 4| 4| 4| 9| 2| 1| 4| 4| 1| 7| 1| 9| 2| 4| 4| 8| 4| 1| 5| 0| 4| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| A | 1.0 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | MG/M3 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | Alveolar Epithelium, Hyperplasia, | | | Atypical | 4 2| 2 3.0| Alveolar Epithelium, Hyperplasia | 1 3 2 4 2 1 2 2 2| 20 2.1| Alveolar Epithelium, Metaplasia | 3 3 3 3 4 3 4 3 3 3 4 3 4 3 4 3 3 4 3 3 3 3 2 4| 48 3.1| Alveolus, Inflammation, Granulomatous| 3 3 3 3 4 3 4 3 3 3 4 3 4 3 4 3 3 4 3 3 3 3 2 4| 48 3.1| Interstitium, Fibrosis | 3 3 3 3 4 3 4 3 3 3 4 3 4 3 4 3 3 4 3 3 3 3 2 4| 48 3.1| Mediastinum, Inflammation, | | | Suppurative | | 1 4.0| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + A + + + + + +| 49 | Inflammation, Suppurative | 3 | 5 2.4| Thrombosis | 4 1 | 3 3.0| Lateral Wall, Hyperplasia | 2 1 1 2 1 2 2 2 2 1 2 1| 21 1.5| Lateral Wall, Metaplasia, Squamous | 2 2 | 5 1.4| Olfactory Epithelium, Atrophy | 3 2 1 2 3 3 1 1 2 1 2 2 3 1 1 1 1 2 2 1 1| 42 1.5| Olfactory Epithelium, Metaplasia | 2 | 5 1.8| Respiratory Epithelium, Hyperplasia, | | | Focal | | 3 2.3| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + A + + + + + +| 48 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | | 1 | Cataract | | 1 4.0| Retina, Atrophy | | 1 4.0| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + A + + + + + +| 48 | Infarct | 4| 1 4.0| Nephropathy | 4 3 3 4 4 2 4 4 3 4 4 3 3 2 4 2 3 4 4 2 4 4 2 2| 48 3.1| Thrombosis | | 1 4.0| Renal Tubule, Hyperplasia | 1 | 2 2.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + A + + + + + +| 48 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 54 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 _____________________________________________________________________________________________________________________ | 5| 7| 7| 5| 6| 7| 5| 6| 7| 6| 7| 4| 6| 6| 4| 7| 7| 5| 5| 5| 5| 7| 6| 6| 5| DAY ON TEST | 8| 3| 3| 4| 9| 0| 1| 6| 3| 8| 3| 6| 4| 3| 6| 3| 3| 2| 7| 6| 3| 2| 4| 3| 9| | 9| 5| 5| 5| 4| 6| 1| 9| 4| 0| 4| 3| 6| 2| 3| 4| 4| 6| 9| 2| 4| 0| 3| 8| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 3.0 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| MG/M3 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + I + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 1 | Basophilic Focus | X X X X X X X X X X X| Clear Cell Focus | X X X | Degeneration, Cystic | 1 1 2 1 1 | Degeneration, Fatty | 2| Eosinophilic Focus | X X | Hepatodiaphragmatic Nodule | X X X | Mixed Cell Focus | X X X X | Necrosis | 1 | Regeneration | 3 | Bile Duct, Hyperplasia | 2 1 2 1 1 1 1 1 3 2 1 1 2 3 2 2 1 1 2 | Centrilobular, Necrosis | 3 2 1 1 1 1 1 1 | __________________________________________________________________________| Mesentery | + + + + + + +| Fat, Necrosis | 2 2 2 2 3 2| __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 2 2 2 1 2 2 1 3 2 1 1 3 2 1 2 | Basophilic Focus | | Hyperplasia | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Necrosis | 3 3| __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| Mineralization | | Necrosis | 1| __________________________________________________________________________| Tongue | + + | Hyperplasia, Squamous | 3 | Epithelium, Cyst | 3 | __________________________________________________________________________| Tooth | | Developmental Malformation | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | | Aorta, Mineralization | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 3 3 1 2 2 1 3 1 1 3 3 2 2 2 2 2 1| _____________________________________________________________________________________________________________________| Page 55 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 _____________________________________________________________________________________________________________________ | 5| 7| 7| 5| 6| 7| 5| 6| 7| 6| 7| 4| 6| 6| 4| 7| 7| 5| 5| 5| 5| 7| 6| 6| 5| DAY ON TEST | 8| 3| 3| 4| 9| 0| 1| 6| 3| 8| 3| 6| 4| 3| 6| 3| 3| 2| 7| 6| 3| 2| 4| 3| 9| | 9| 5| 5| 5| 4| 6| 1| 9| 4| 0| 4| 3| 6| 2| 3| 4| 4| 6| 9| 2| 4| 0| 3| 8| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 3.0 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| MG/M3 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | Atrium, Thrombosis | 1 2 1 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 2 1 2 2 2 2 2 2 2 1 | Hypertrophy | 2 1 1 3 2 | Necrosis | 2 | Vacuolization Cytoplasmic | 1 | __________________________________________________________________________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | | Hyperplasia | 2 3 2 2 2 3 2 2 2 3 2 3 2 1| __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + M + + + + + + + + + +| Pars Distalis, Hyperplasia | 2 3 1 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| C-Cell, Hyperplasia | 1 1 1 2 1 1 1 1 1 1 1 1 1 1 1 1 | Follicular Cell, Hyperplasia | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Peritoneum | + | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Penis | + | __________________________________________________________________________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | 1 3 3 2 | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 3 3 | Inflammation, Chronic Active | 2 | Necrosis | | __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +| Necrosis | | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Artery, Inflammation, Chronic Active | 2 2 | Interstitial Cell, Hyperplasia | 2 2 1 2 2 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node | + + + + + + | Iliac, Ectasia | | Iliac, Hemorrhage | | __________________________________________________________________________| Lymph Node, Bronchial | + + + + + + M + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 56 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 _____________________________________________________________________________________________________________________ | 5| 7| 7| 5| 6| 7| 5| 6| 7| 6| 7| 4| 6| 6| 4| 7| 7| 5| 5| 5| 5| 7| 6| 6| 5| DAY ON TEST | 8| 3| 3| 4| 9| 0| 1| 6| 3| 8| 3| 6| 4| 3| 6| 3| 3| 2| 7| 6| 3| 2| 4| 3| 9| | 9| 5| 5| 5| 4| 6| 1| 9| 4| 0| 4| 3| 6| 2| 3| 4| 4| 6| 9| 2| 4| 0| 3| 8| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 3.0 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| MG/M3 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + M + +| Infiltration Cellular, Plasma Cell | | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node, Mediastinal | + + + + M + + + + + + + + + + + + + + + + + + + +| Hemorrhage | 2 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Accessory Spleen | | Fibrosis | 2 3 2 2 | Hyperplasia, Focal | | Necrosis | 2 | __________________________________________________________________________| Thymus | + + + + M + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M + + M + M M + M + + M M M M + + + + M + + + + +| Galactocele | 3 | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | | Inflammation, Chronic Active | 3 | Subcutaneous Tissue, Edema | 4 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Skeletal Muscle | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| Epiglottis, Metaplasia, Squamous | 3 3 3 2 3 3 3 2 3 3 1 2 3 3 3 3 2 3 2 3 3 3 3 2 3| __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | | Foreign Body | X| Hyperplasia, Atypical | 3 | Infiltration Cellular, Histiocyte | 2 | Inflammation, Suppurative | | Metaplasia, Squamous | 2 | Mineralization | | Proteinosis | 4 3 3 3 4 3 3 4 4 3 4 2 4 1 3 4 4 2 4 4 1 3 4 4| Thrombosis | | Alveolar Epithelium, Hyperplasia, | | Atypical | 4 | Alveolar Epithelium, Hyperplasia | 1 1 1 2 1 3 3 2 2 2 2| Alveolar Epithelium, Metaplasia | 4 3 3 4 4 3 4 4 4 4 3 4 3 3 4 4 4 4 4 2 4 4 2 4| _____________________________________________________________________________________________________________________| Page 57 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 _____________________________________________________________________________________________________________________ | 5| 7| 7| 5| 6| 7| 5| 6| 7| 6| 7| 4| 6| 6| 4| 7| 7| 5| 5| 5| 5| 7| 6| 6| 5| DAY ON TEST | 8| 3| 3| 4| 9| 0| 1| 6| 3| 8| 3| 6| 4| 3| 6| 3| 3| 2| 7| 6| 3| 2| 4| 3| 9| | 9| 5| 5| 5| 4| 6| 1| 9| 4| 0| 4| 3| 6| 2| 3| 4| 4| 6| 9| 2| 4| 0| 3| 8| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 3.0 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| MG/M3 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | Alveolus, Inflammation, Granulomatous| 3 3 4 4 4 4 4 4 4 4 4 3 4 3 3 4 4 4 4 4 3 4 4 2 4| Artery, Mediastinum, Mineralization | | Bronchiole, Inflammation, Chronic | | Interstitium, Fibrosis | 3 4 3 4 4 3 4 4 4 4 3 4 3 3 4 4 4 4 4 2 4 4 2 4| __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Suppurative | 1 | Thrombosis | 1 2 1 1 | Lateral Wall, Hyperplasia | 2 1 2 1 2 1 1 1 1 1| Lateral Wall, Inflammation | | Lateral Wall, Metaplasia, Squamous | 1 1 | Olfactory Epithelium, Atrophy | 3 3 2 2 3 2 2 1 3 2 3 3 3 1 1 3 3 2 1 3 2 3 2 1 3| Olfactory Epithelium, Metaplasia | 3 2 2 3 1 1 1 3 1 1 3 1 3 2 3| Respiratory Epithelium, Hyperplasia, | | Focal | 2 2 | Respiratory Epithelium, Inflammation | 1 | Respiratory Epithelium, Metaplasia, | | Squamous | 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| Mineralization | | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | | Cataract | | Retina, Atrophy | | __________________________________________________________________________| Zymbal's Gland | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | | Hydronephrosis | | Infarct | 3 3 | Nephropathy | 2 4 3 2 3 4 1 3 4 3 2 2 2 1 2 3 3 1 1 2 1 3 4 2 4| Papilla, Necrosis | | Renal Tubule, Hyperplasia | 1 3| __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| Necrosis | | Transitional Epithelium, Hyperplasia | | _____________________________________________________________________________________________________________________| Page 58 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 __________________________________________________________________________________________________________________________________ | 7| 7| 4| 7| 5| 6| 7| 6| 5| 6| 7| 5| 7| 6| 7| 5| 7| 6| 6| 6| 7| 6| 6| 6| 6| | DAY ON TEST | 3| 3| 0| 3| 6| 6| 3| 0| 8| 0| 3| 7| 3| 3| 3| 6| 3| 6| 7| 1| 3| 1| 9| 1| 9| | | 5| 5| 1| 4| 2| 6| 4| 4| 6| 3| 5| 4| 4| 8| 4| 7| 4| 3| 3| 1| 4| 1| 3| 1| 2| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| A | 3.0 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | MG/M3 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + A + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + A + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + A + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + A + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + A + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | | 1 1.0| Basophilic Focus | X X X X X X X X X X| 21 | Clear Cell Focus | X X X | 6 | Degeneration, Cystic | 1 3 3 3 2| 10 1.8| Degeneration, Fatty | 1 2 2 2 2| 6 1.8| Eosinophilic Focus | X X X | 5 | Hepatodiaphragmatic Nodule | X X X | 6 | Mixed Cell Focus | X | 5 | Necrosis | | 1 1.0| Regeneration | | 1 3.0| Bile Duct, Hyperplasia | 1 2 1 1 3 1 2 1 3 2 2 3 3 1 3 3 | 35 1.8| Centrilobular, Necrosis | 1 1 1 | 11 1.3| __________________________________________________________________________|____________| Mesentery | + + + + + + +| 14 | Fat, Necrosis | 2 3 3 2 2 3 2| 13 2.3| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 3 3 1 1 1 2 3 3 3 1 2 1 2 | 28 1.9| Basophilic Focus | X X X | 3 | Hyperplasia | 3 | 1 3.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 2 | 1 2.0| __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Necrosis | 3 | 3 3.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Mineralization | 2 | 1 2.0| Necrosis | 3 | 2 2.0| __________________________________________________________________________|____________| Tongue | | 2 | Hyperplasia, Squamous | | 1 3.0| Epithelium, Cyst | | 1 3.0| __________________________________________________________________________|____________| Tooth | + | 1 | Developmental Malformation | X | 1 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 59 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 __________________________________________________________________________________________________________________________________ | 7| 7| 4| 7| 5| 6| 7| 6| 5| 6| 7| 5| 7| 6| 7| 5| 7| 6| 6| 6| 7| 6| 6| 6| 6| | DAY ON TEST | 3| 3| 0| 3| 6| 6| 3| 0| 8| 0| 3| 7| 3| 3| 3| 6| 3| 6| 7| 1| 3| 1| 9| 1| 9| | | 5| 5| 1| 4| 2| 6| 4| 4| 6| 3| 5| 4| 4| 8| 4| 7| 4| 3| 3| 1| 4| 1| 3| 1| 2| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| A | 3.0 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | MG/M3 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ CARDIOVASCULAR SYSTEM - cont | | | | | | | | | __________________________________________________________________________|____________| Blood Vessel | + | 1 | Aorta, Mineralization | 3 | 1 3.0| __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cardiomyopathy | 2 1 1 2 1 3 1 1 2 2 2 2 3 2 2 2 2 1 2 2 1| 38 1.9| Atrium, Thrombosis | 4 | 4 2.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 2 1 2 2 3 2 2 2 2 2 2 2 2 | 24 1.9| Hypertrophy | | 5 1.8| Necrosis | 2 4 | 3 2.7| Vacuolization Cytoplasmic | 2 2 | 3 1.7| __________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cyst | 4 | 1 4.0| Hyperplasia | 3 1 2 2 2 1 3 2 2 1 1 1 2 4 2 2| 30 2.1| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + + + + + + + + + + + M + + + + + +| 49 | Hyperplasia | 3 | 1 3.0| __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Pars Distalis, Hyperplasia | 3 | 5 2.2| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | C-Cell, Hyperplasia | 1 3 1 1 1 3 1 3 1 1 2 1 1 1 2 1 2 1| 34 1.3| Follicular Cell, Hyperplasia | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Peritoneum | | 1 | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Penis | + | 2 | __________________________________________________________________________|____________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic Active | 4 2 4 2 2 2 4 4 | 12 2.8| __________________________________________________________________________|____________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 1 1 2 3 2 1| 9 2.0| Inflammation, Chronic Active | | 1 2.0| Necrosis | 4 | 1 4.0| __________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + + A + + + + + + + + + + + + + + +| 49 | Necrosis | 4 | 1 4.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 60 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 __________________________________________________________________________________________________________________________________ | 7| 7| 4| 7| 5| 6| 7| 6| 5| 6| 7| 5| 7| 6| 7| 5| 7| 6| 6| 6| 7| 6| 6| 6| 6| | DAY ON TEST | 3| 3| 0| 3| 6| 6| 3| 0| 8| 0| 3| 7| 3| 3| 3| 6| 3| 6| 7| 1| 3| 1| 9| 1| 9| | | 5| 5| 1| 4| 2| 6| 4| 4| 6| 3| 5| 4| 4| 8| 4| 7| 4| 3| 3| 1| 4| 1| 3| 1| 2| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| A | 3.0 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | MG/M3 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Artery, Inflammation, Chronic Active | 2 | 3 2.0| Interstitial Cell, Hyperplasia | 2 1 2 2 1 | 10 1.7| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Lymph Node | + + + | 9 | Iliac, Ectasia | 3 | 1 3.0| Iliac, Hemorrhage | 1 | 1 1.0| __________________________________________________________________________|____________| Lymph Node, Bronchial | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Infiltration Cellular, Plasma Cell | 4 | 1 4.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Lymph Node, Mediastinal | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hemorrhage | | 1 2.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Accessory Spleen | X | 1 | Fibrosis | 3 2 3 2 3 2 2 3 3| 13 2.5| Hyperplasia, Focal | 4 | 1 4.0| Necrosis | 3 | 2 2.5| __________________________________________________________________________|____________| Thymus | + + + + + + + + + M + + + + + + + + + + + + + + +| 48 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + M M + + + + + + + + + + + + +| 38 | Galactocele | | 1 3.0| __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic | 3 | 1 3.0| Inflammation, Chronic Active | 3 3 | 3 3.0| Subcutaneous Tissue, Edema | | 1 4.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Skeletal Muscle | + | 1 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 61 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 __________________________________________________________________________________________________________________________________ | 7| 7| 4| 7| 5| 6| 7| 6| 5| 6| 7| 5| 7| 6| 7| 5| 7| 6| 6| 6| 7| 6| 6| 6| 6| | DAY ON TEST | 3| 3| 0| 3| 6| 6| 3| 0| 8| 0| 3| 7| 3| 3| 3| 6| 3| 6| 7| 1| 3| 1| 9| 1| 9| | | 5| 5| 1| 4| 2| 6| 4| 4| 6| 3| 5| 4| 4| 8| 4| 7| 4| 3| 3| 1| 4| 1| 3| 1| 2| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| A | 3.0 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | MG/M3 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | Epiglottis, Metaplasia, Squamous | 3 2 2 4 3 3 2 3 2 4 2 3 3 1 3 4 3 3 3 3 3 3 4 3 3| 50 2.8| __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cyst | 4 | 1 4.0| Foreign Body | | 1 | Hyperplasia, Atypical | | 1 3.0| Infiltration Cellular, Histiocyte | | 1 2.0| Inflammation, Suppurative | 3| 1 3.0| Metaplasia, Squamous | 4 | 2 3.0| Mineralization | 2 | 1 2.0| Proteinosis | 4 3 3 4 4 4 4 4 3 4 4 4 4 2 4 2 3 4 4 4 4 3 4| 47 3.4| Thrombosis | 3 | 1 3.0| Alveolar Epithelium, Hyperplasia, | | | Atypical | 4 | 2 4.0| Alveolar Epithelium, Hyperplasia | 3 2 1 3 2 1 2 1 1 3 4 2| 23 2.0| Alveolar Epithelium, Metaplasia | 4 4 3 4 4 4 4 4 3 3 4 3 4 3 4 4 3 3 4 4 4 4 4 4 4| 49 3.7| Alveolus, Inflammation, Granulomatous| 4 4 3 4 4 4 4 4 3 3 4 3 4 3 4 4 3 4 4 4 4 4 4 4 4| 50 3.7| Artery, Mediastinum, Mineralization | 2 | 1 2.0| Bronchiole, Inflammation, Chronic | 3 | 1 3.0| Interstitium, Fibrosis | 4 4 3 4 4 4 4 4 3 3 4 3 4 3 4 4 3 3 4 4 4 4 4 4 4| 49 3.7| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Suppurative | 1 2 3 3 2 | 6 2.0| Thrombosis | 1 4 1 2 1 | 9 1.6| Lateral Wall, Hyperplasia | 1 1 3 2 2 2 1 2 2 2 | 20 1.6| Lateral Wall, Inflammation | 3 | 1 3.0| Lateral Wall, Metaplasia, Squamous | 3 3 3 1 2 2| 8 2.0| Olfactory Epithelium, Atrophy | 1 2 2 2 2 2 3 2 3 3 3 3 1 4 2 3 4 3 3 3 4 4 2| 48 2.5| Olfactory Epithelium, Metaplasia | 1 1 2 1 1 2 3 2 3 2 2 1 3 3 1| 30 1.9| Respiratory Epithelium, Hyperplasia, | | | Focal | | 2 2.0| Respiratory Epithelium, Inflammation | | 1 1.0| Respiratory Epithelium, Metaplasia, | | | Squamous | | 1 2.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Mineralization | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | + | 1 | Cataract | 3 | 1 3.0| Retina, Atrophy | 3 | 1 3.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 62 NTP Experiment-Test: 05156-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC COBALT SULFATE HEPTAHYDRATE Date: 07/25/96 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 10:49:52 __________________________________________________________________________________________________________________________________ | 7| 7| 4| 7| 5| 6| 7| 6| 5| 6| 7| 5| 7| 6| 7| 5| 7| 6| 6| 6| 7| 6| 6| 6| 6| | DAY ON TEST | 3| 3| 0| 3| 6| 6| 3| 0| 8| 0| 3| 7| 3| 3| 3| 6| 3| 6| 7| 1| 3| 1| 9| 1| 9| | | 5| 5| 1| 4| 2| 6| 4| 4| 6| 3| 5| 4| 4| 8| 4| 7| 4| 3| 3| 1| 4| 1| 3| 1| 2| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| A | 3.0 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | MG/M3 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ SPECIAL SENSES SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Zymbal's Gland | + + | 2 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cyst | 3 | 1 3.0| Hydronephrosis | 2 | 1 2.0| Infarct | 2 | 3 2.7| Nephropathy | 4 2 1 4 2 2 4 3 4 2 2 4 4 2 4 3 3 2 2 2 3 2 4 2 2| 50 2.6| Papilla, Necrosis | 2 | 1 2.0| Renal Tubule, Hyperplasia | | 2 2.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Necrosis | 4 | 1 4.0| Transitional Epithelium, Hyperplasia | 4| 1 4.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 63 ------------------------------------------------------------ ---------- END OF REPORT ---------- ------------------------------------------------------------